tag:blogger.com,1999:blog-30926265739824607452017-09-07T17:13:07.566-07:00Interview MathsShort Cut methods to solve math methodsShibabrata Biswashttps://plus.google.com/100610263211174770092noreply@blogger.comBlogger3125tag:blogger.com,1999:blog-3092626573982460745.post-29254672247647800892012-07-04T03:01:00.000-07:002012-09-03T09:42:03.644-07:00Aptitude Question part 3<div dir="ltr" style="text-align: left;" trbidi="on"><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">1. 6, 24, 60,120, 210</span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">a) 336 b) 366 c) 330 d) 660</span></div><div class="MsoTitle" style="color: #f3f3f3;"><b><span style="font-family: Arial; font-size: 10pt; font-weight: normal;">Answer</span></b><span style="font-family: Arial; font-size: 10pt;"> : a) 336<br /> Explanation : The series is 1.2.3, 2.3.4, 3.4.5, 4.5.6, 5.6.7, ..... ( '.' means product)</span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">2. 1, 5, 13, 25</span></div><div class="MsoTitle" style="color: #f3f3f3;"><b><span style="font-family: Arial; font-size: 10pt; font-weight: normal;">Answer </span></b><span style="font-family: Arial; font-size: 10pt;">: 41<br /> Explanation : The series is of the form 0^2+1^2, 1^2+2^2,...</span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">3. 0, 5, 8, 17</span></div><div class="MsoTitle" style="color: #f3f3f3;"><b><span style="font-family: Arial; font-size: 10pt; font-weight: normal;">Answer : </span></b><span style="font-family: Arial; font-size: 10pt;">24<br /> Explanation : 1^2-1, 2^2+1, 3^2-1, 4^2+1, 5^2-1</span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">4. 1, 8, 9, 64, 25 (Hint : Every successive terms are related)</span></div><div class="MsoTitle" style="color: #f3f3f3;"><b><span style="font-family: Arial; font-size: 10pt; font-weight: normal;">Answer </span></b><span style="font-family: Arial; font-size: 10pt;">: 216<br /> Explanation : 1^2, 2^3, 3^2, 4^3, 5^2, 6^3</span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">5. 8,24,12,36,18,54</span></div><div class="MsoTitle" style="color: #f3f3f3;"><b><span style="font-family: Arial; font-size: 10pt; font-weight: normal;">Answer </span></b><span style="font-family: Arial; font-size: 10pt;">: 27</span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">6. 71,76,69,74,67,72<br /> <b><span style="font-family: Arial; font-weight: normal;">Answer :</span></b> 67 </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">7. 5,9,16,29,54<br /> <b><span style="font-family: Arial; font-weight: normal;">Answer :</span></b> 103<br /> Explanation : 5*2-1=9; 9*2-2=16; 16*2-3=29; 29*2-4=54; 54*2-5=103</span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">8. 1,2,4,10,16,40,64 (Successive terms are related)<br /> <b><span style="font-family: Arial; font-weight: normal;">Answer </span></b>: 200<br /> Explanation : The series is powers of 2 (2^0,2^1,..).<br /> All digits are less than 8. Every second number is in octal number system.<br /> 128 should follow 64. 128 base 10 = 200 base 8.</span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">9. 3,5,7,12,13,17,19<br /> <b><span style="font-family: Arial; font-weight: normal;">Answer :</span></b> 12<br /> Explanation : All but 12 are odd numbers</span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">10. 2,5,10,17,26,37,50,64<br /> <b><span style="font-family: Arial; font-weight: normal;">Answer :</span></b> 64<br /> Explanation : 2+3=5; 5+5=10; 10+7=17; 17+9=26; 26+11=37; 37+13=50; 50+15=65;</span></div><div style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">11. 105,85,60,30,0,-45,-90<br /> <b><span style="font-family: Arial; font-weight: normal;">Answer </span></b>: 0<br /> Explanation : 105-20=85; 85-25=60; 60-30=30; 30-35=-5; -5-40=-45; -45-45=-90;</span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">11. Hacking is the only vulnerability of the computers for the usage of the data </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans. False </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">12. Hacking is done mostly due to the lack of computer knowledge </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans. False </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">PASSAGE C: Alpine tunnels are closed tunnels. In the past 30 yrs not even a single accident has been recorded for there is one accident in the rail road system. Even in case of a fire accident it is possible to shift the passengers into adjacent wagons and even the live fire can be detected and extinguished with in the duration of 30 min. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Answer questions 13-16 based on passage C </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">13. No accident can occur in the closed tunnels </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans. True </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">14. Fire is allowed to live for 30 min </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans. False </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">16. All the care that travel in the tunnels will be carried by rail shutters. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans.True </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">PASSAGE D: In the past helicopters were forced to ground or crash because of the formation of the ice on the rotors and engines. A new electronic device has been developed which can detect the water content in the atmosphere and warns the pilot if the temperature is below freezing temperature about the formation of the ice on the rotors and wings. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Answer questions 17-20 based on passage D </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">17. The electronic device can avoid formation of the ice on the wings </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans.False </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">18. There will be the malfunction of rotor & engine because of formation of ice </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans.True </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">19. The helicopters were to be crashed or grounded </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans.True </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">20. There is only one device that warn about the formation of ice </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans.True </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">PASSAGE E: In the survey conducted in Mumbai out of 63 newly married house wives not a single house wife felt that the husbands should take equal part in the household work as they felt they loose their power over their husbands. In spite of their careers they opt to do the kitchen work themselves after coming back to home. The wives get half as much leisure time as the husbands get at the week ends. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Answer questions 21-23 based on passage E </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">21. Housewives want the husbands to take part equally in the household </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans.False </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">22. Wives have half as much leisure time as the husbands have </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans. False </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">23. 39% of the men will work equally in the house in cleaning and washing </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans. False </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">PASSAGE F: Copernicus is the intelligent. In the days of Copernicus the transport and technology development was less & it took place weeks to communicate a message at that time, wherein we can send it through satellite with in no time. Even with this fast development it has become difficult to understand each other. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Answer questions 24-27 based on passage F </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">24. People were not intelligent during Copernicus days </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans.False </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">25. Transport facilities are very much improved in now a day </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans.Can't say </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">26. Even with the fast developments of the technology we can't live happily. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans. Can't say </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">27. We can understand the people very much with the development of communication </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans. False. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">PASSAGE G: Senior managers warned the workers that because of the introductory of Japanese industry in the car market. There is the threat to the workers. They also said that there will be the reduction in the purchase of the sales of car in public. the interest rates of the car will be increased with the loss in demand. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Answer questions 28-31 based on passage G </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">28. Japanese workers are taking over the jobs of Indian industry. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans.False </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">29. Managers said car interests will go down after seeing the raise in interest rates. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans.True </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">30. Japanese investments are ceasing to end in the car industry. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans. False </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">31. People are very interested to buy the cars. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans.False </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">PASSAGE H: In the Totalitarian days, the words have very much devalued. In the present day, they are becoming domestic that is the words will be much more devalued. In those days, the words will be very much affected in political area. but at present, the words came very cheap .We can say they come free at cost. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Answer questions 32-34 based on passage H </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">32. Totalitarian society words are devalued. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans.False </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">33. Totalitarians will have to come much about words </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans.True </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">34. The art totalitarian society the words are used for the political speeches. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans. False </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">PASSAGE I: There should be copyright for all arts. The reel has came that all the arts has come under one copy right society, they were use the money that come from the arts for the developments . There may be a lot of money will come from the Tagore works. We have to ask the benifiters from Tagore work to help for the development of his works. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Answer questions 35-39 based on passage I </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">35. Tagore works are come under this copy right rule. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans. False </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">36. People are free to go to the public because of the copy right rule. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans: Can't say </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">37 People gives to theater and collect the money for development. </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans: Can't say </span></div><div class="MsoTitle" style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">38 We have asked the Tagore residents to help for the developments of art. </span></div><div style="color: #f3f3f3;"><span style="font-family: Arial; font-size: 10pt;">Ans: Can't say </span></div></div><div class="blogger-post-footer">COPYRIGHT PROTECTED BY SHIBABRATA BISWAS</div>Shibabrata Biswashttps://plus.google.com/100610263211174770092noreply@blogger.com0tag:blogger.com,1999:blog-3092626573982460745.post-14965537393737533242012-07-04T02:55:00.000-07:002012-07-04T02:55:05.362-07:00Aptitude Questions part 2<div dir="ltr" style="text-align: left;" trbidi="on"><strong>1: </strong><strong>The largest copper producing country in the World is</strong><br /> 1. Chile<br />2. Russia<span id="more-2789"></span><br />3. South Africa<br />4. China<br /> Ans: 1.<br /> <strong>2: If the radius of a circle is diminished by 10%, then its area is diminished by:</strong><br /> 1. 10%<br />2. 19%<br />3. 20%<br />4. 36%<br /> Ans: 2.<br /> <strong>3: A boat travels 20 kms upstream in 6 hrs and 18 kms downstream in 4 hrs.Find the speed of the boat in still water and the speed of the water current?</strong><br /> 1. 1/2 kmph<br />2. 7/12 kmph<br />3. 5 kmph<br />4. none of these<br /> Ans: 2.<br /> <strong>4: At what time after 4.00 p.m. is the minutes hand of a clock exactly aligned with the hour hand?</strong><br /> 1. 4:21:49.5<br />2. 4:27:49.5<br />3. 3:21:49.5<br />4. 4:21:44.5<br /> Ans: 1.<br /> <strong>5: A shop keeper sold a T.V set for Rs.17,940 with a discount of 8% and earned a profit of 19.6%.What would have been the percentage of profit earned if no discount was offered?</strong><br /> 1. 24.8%<br />2. 25%<br />3. 26.4%<br />4. Cannot be determined<br />5. None of these<br /> Ans: 5.<br /> <strong>6: If (2x-y)=4 then (6x-3y)=?</strong><br /> 1. 15<br />2. 12<br />3. 18<br />4. 10<br /> Ans: 2.<br /> <strong>7: A clock is set right at 8 a.m. The clock gains 10 minutes in 24 hours. What will be the true time when the clock indicates 1 p.m. on the following day?</strong><br /> 1. 48 min. past 12<br />2. 38 min. past 12<br />3. 28 min. past 12<br />4. 25 min. past 12<br /> Ans: 1.<br /> <strong>8: What is the missing number in this series? 8 2 14 6 11 ? 14 6 18 12</strong><br /> 1. 16<br />2. 9<br />3. 15<br />4. 6<br /> Ans: 2.<br /> <strong>9: Dinesh travelled 1200 km by air which formed 2/5 of his trip. One third of the whole trip, he travelled by car and the rest of the journey he performed by train. What was the distance travelled by train?</strong><br /> 1. 600Km<br />2. 700Km<br />3. 800Km<br />4. 900Km<br /> Ans: 3.<br /> <strong>10: A train which travels at a uniform speed due to some mechanical fault after traveling for an hour goes at 3/5th of the original speed and reaches the destination 2 hrs late.If the fault had occurred after traveling another 50 miles the train would have reached 40 min earlier. What is distance between the two stations.</strong><br /> 1. 300<br />2. 310<br />3. 320<br />4. 305<br /> Ans: 1.<br /> <strong>11: The average between a two digit number and the number obtained by interchanging the digits is 9. What is the difference between the two digits of the number?</strong><br /> 1. 8<br />2. 2<br />3. 5<br />4. Cannot be determined<br /> Ans: 4.<br /> <strong>12: Pipe A can fill in 20 minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins.If all of them work together, find the time taken to fill the tank</strong><br /> 1. 17 1/7 mins<br />2. 20 mins<br />3. 8 mins<br />4. none of these<br /> Ans: 1.<br /> <strong>13: A person has 4 coins each of different denomination. What is the number of different sums of money the person can form (using one or more coins at a time)?</strong><br /> 1. 16<br />2. 15<br />3. 12<br />4. 11<br /> Ans: 2.<br /> <strong>14: The simple interest on a certain sum of money for 3 years is 225 and the compound interest on the same sum at the same rate for 2 years is 153 then the principal invested is</strong><br /> 1. 1500<br />2. 2250<br />3. 3000<br />4. 1875<br /> Ans: 4.<br /> <strong>15: A cow is tethered in the middle of a field with a 14 feet long rope. If the cow grazes 100 sq. ft. per day, then approximately what time will be taken by the cow to graze the whole field ?</strong><br /> 1. 2 days<br />2. 6 days<br />3. 18 days<br />4. 24 days<br />5. None of these<br /> Ans: 2.<br /> <strong>16: 2 hours after a freight train leaves Delhi a passenger train leaves the same station travelling in the same direction at an average speed of 16 km/hr. After travelling 4 hrs the passenger train overtakes the freight train. The average speed of the freight train was?</strong><br /> 1. 40<br />2. 30<br />3. 80<br />4. 60<br /> Ans: 1.<br /> <strong>17: The two colors seen at the extreme ends of the pH chart are:</strong><br /> 1. Red and Blue<br />2. Red and Green<br />3. Green and Blue<br />4. Orange and Green<br /> Ans: 1.<br /> <strong>18: 8 15 24 35 48 63 _?<br /></strong><br /> 1. 70<br />2. 80<br />3. 75<br />4. 88<br /> Ans: 2.<br /> <strong>19: One of Mr. Horton, his wife, their son, and Mr. Horton’s mother is a doctor and another is a lawyer.<br /></strong>a) If the doctor is younger than the lawyer, then the doctor and the lawyer are not blood relatives.<br />b) If the doctor is a woman, then the doctor and the lawyer are blood relatives.<br />c) If the lawyer is a man, then the doctor is a man. Whose occupation you know?<br /> 1. Mr. Horton: he is the doctor<br />2. Mr. Horton’s son: she is the lawyer<br />3. Mr. Horton: he is the doctor<br />4. Mr. Horton’s mother: she is the doctor<br /> Ans: 1.<br /> <strong>20: In the given figure, PA and PB are tangents to the circle at A and B respectively and the chord BC is parallel to tangent PA. If AC = 6 cm, and length of the tangent AP is 9 cm, then what is the length of the chord BC?</strong><br /> 1. 4 cm<br />2. 8 cm<br />3. 6 cm<br />4. 5 cm<br /> Ans: 1.<br /> <strong>21: Union Information and Broadcasting ministry recently gave an indication to change which of the following laws on a larger scale, as the existing provisions of the Act are inadequate to cater to the phenomenal growth of the print media in view of the liberalization of the government policies?</strong><br /> 1. Press & Registration of Books Act, (PRB Act) 1867<br />2. The Delivery Of Books ‘And Newspapers’ (Public Libraries) Act, 1954<br />3. Indian Press (Emergency Powers ) Act 1931<br />4. none<br /> Ans: 1.<br /> <strong>22: 2 numbers differ by 5.If their product is 336,then the sum of the 2 numbers is:</strong><br /> 1. 21<br />2. 51<br />3. 28<br />4. 37<br /> Ans: 4.<br /> <strong>23: Which number is the odd one out? 9678 4572 5261 3527 7768</strong><br /> 1. 7768<br />2. 3527<br />3. 4572<br />4. 9678<br />5. 5261<br /> Ans: 2.<br /> <strong>24: Which one among the following has the largest shipyard in India</strong><br /> 1. Kolkata<br />2. Kochi<br />3. Mumbai<br />4. Visakhapatnam<br /> Ans: 2.<br /> <strong>25: If x=y=2z and xyz=256 then what is the value of x?</strong><br /> 1. 8<br />2. 3<br />3. 5<br />4. 6<br /> Ans: 1.<br /> <strong>26: A radio when sold at a certain price gives a gain of 20%. What will be the gain percent, if sold for thrice the price?</strong><br /> 1. 280<br />2. 270<br />3. 290<br />4. 260<br /> Ans: 4.<br /> <strong>27: x% of y is y% of ?</strong><br /> 1. x/y<br />2. 2y<br />3. x<br />4. can’t be determined<br /> Ans: 3.<br /> <strong>28: If the value of x lies between 0 & 1 which of the following is the largest?</strong><br /> 1. x<br />2. x2<br />3. -x<br />4. 1/x<br /> Ans: 4.<br /> <strong>29: The tutor of Alexander the great was</strong><br /> 1. Darius<br />2. Cyrus<br />3. Socrates<br />4. Aristotle<br /> Ans: 4.<br /> <strong>30: Thirty men take 20 days to complete a job working 9 hours a day. How many hour a day should 40 men work to complete the job?</strong><br /> 1. 8 hrs<br />2. 71/2 hrs<br />3. 7 hrs<br />4. 9 hrs<br /> Ans: 2.<br /> <strong>31: Goitre caused by the deficiency of ………</strong><br /> 1. Vitamin D<br />2. Iron<br />3. VItamin A<br />4. Iodine<br /> Ans: 4.<br /> <strong>32: Who invented Napier’s Bones</strong><br /> 1. John Napier<br />2. William Oughtred<br />3. Charles Babbage<br />4. Napier Bone<br /> Ans: 1.<br /> <strong>33: The mass number of a nucleus is<br /></strong><br /> 1. Always less than its atomic number<br />2. Always more than its atomic number<br />3. Sometimes more than and sometimes equal to its atomic number<br />4. None of the above<br /> Ans: 3.<br /> <strong>34: A and B can do a piece of work in 45 days and 40 days respectively. They began to do the work together but A leaves after some days and then B completed the remaining work n 23 days. The number of days after which A left the work was</strong><br /> 1. 9<br />2. 11<br />3. 12<br />4. 15<br />5. 16<br /> Ans: 1.<br /> <strong>35: Sam and Mala have a conversation. Sam says I am certainly not over 40 Mala Says I am 38 and you are at least 5 years older than me · Now Sam says you are at least 39 all the statements by the two are false. How old are they really?</strong><br /> 1. Mala = 38 yrs, Sam =31 yrs.<br />2. Mala = 38 yrs, Sam = 41 yrs<br />3. Mala = 31 yrs, Sam = 41 yrs.<br />4. Mala = 45yrs, Sam = 41 yrs<br /> Ans: 2.<br /> <strong>36: What is the code name for Windows Vista?</strong><br /> 1. Longhorn<br />2. Longhund<br />3. Stackspray<br />4. Pearl<br /> Ans: 1.<br /> <strong>37: On sports day, if 30 children were made to stand in a column, 16 columns could be formed. If 24 children were made to stand in a column, how many columns could be formed?</strong><br /> 1. 20<br />2. 30<br />3. 40<br />4. 50<br /> Ans: 1.<br /> <strong>38: The probability that a man will be alive for 25 years is 3/5 and the probability that his wife will be alive for 25 years is 2/3. Find the probability that only the man will be alive for 25 years.</strong><br /> 1. 2/5<br />2. 1/5<br />3. 3/5<br />4. 4/5<br /> Ans: 2.<br /> <strong>39: In a single throw of a dice, what is the probability of getting a number greater than 4?</strong><br /> 1. 1/2<br />2. 2/3<br />3. 1/4<br />4. 1/3<br /> Ans: 4.<br /> <strong>40: If every alternative letter starting from B of the English alphabet is written in small letter, rest all are written in capital letters, how the month “September” be written. (1) SeptEMbEr (2) SEpTeMBEr (3) SeptembeR (4) SepteMber (5) None of the above</strong><br /> 1. (1)<br />2. (2)<br />3. (3)<br />4. (5)<br />5. (4)<br /> Ans: 4.<br /> <strong>41: After allowing a discount of 11.11% ,a trader still makes a gain of 14.28 % .at how many precent above the cost price does he mark his goods?<br /></strong>1. 28.56%<br />2. 35%<br />3. 22.22%<br />4. None of these<br /> Ans: 1.<br /> <strong>42: Pipe A can fill in 20 minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins.If all of them work together, find the time taken to fill the tank</strong><br /> 1. 17 1/7 mins<br />2. 20 mins<br />3. none<br />4. 50 mins<br /> Ans: 1.<br /> <strong>43: There are 3 triplet brothers. They look identical. The oldest is John, he always tells the truth. The second is Jack, he always tells a lie. The third is Joe, he either tells the truth or a lie. Jimmie Dean went to visit them one day. He was wondering who was who. So he asked each person a question. He asked the one who was sitting on the left: “Who is the guy sitting in the middle?”. The answer was “He is John.” He asked the one who was sitting in the middle: “What is your name?”. The answer was “I am Joe.” He asked the one who was sitting on the right: “What is the guy sitting in the middle?”. The answer was “He is Jack.” Jimmie Dean got really confused. Basically, he asked 3 same questions, but he got 3 different answers. which is not true?</strong><br /> 1. left most is joe<br />2. middle is jack<br />3. right is john<br />4. middle is john<br /> Ans: 4.<br /> <strong>44: A / B = C; C > D then</strong><br /> 1. A is always greater than D<br />2. C is always greater than D<br />3. B is always less than D<br />4. none<br /> Ans: 1.<br /> <strong>45: Consider the following statements: 1. The Administrative Reforms Commission (ARC) had recommended that the Department of Personnel of a State should be put under the charge of the Chief Secretary of the State. 2. Chief Secretary of a State is not involved in any manner in the promotion of State Civil officers to the All-India Services. Which of the statements given above is/are correct?</strong><br /> 1. Only 1<br />2. Only 2<br />3. Both 1 and 2<br />4. Neither 1 nor 2<br /> Ans: 1.<br /> <strong>46: The population of a town was 1,60,000 three years ago. If it increased by 3%, 2.5% and 5% respectively in the last three years, then the present population of the town is :</strong><br /> 1. 1,77,000<br />2. 1,77,366<br />3. 1,77,461<br />4. 1,77,596<br /> Ans: 2.<br /> <strong>47: What is the population of India ?</strong><br /> 1. 98 crores<br />2. More than 2 billion<br />3. More than 1 billion<br />4. Less than 96 crores<br />5. 96 crores<br /> Ans: 3.<br /> <strong>48: Some green are blue. No blue are white.</strong><br /> 1. Some green are white<br />2. No white are green<br />3. No green are white<br />4. None of the above<br /> Ans: 1.<br /> <strong>49: What is the missing number in this series? 8 2 14 6 11 ? 14 6 18 12</strong><br /> 1. 8<br />2. 6<br />3. 9<br />4. 11<br /> Ans: 3.<br /> <strong>50: Average age of students of an adult school is 40 years. 120 new students whose average age is 32 years joined the school. As a result the average age is decreased by 4 years. Find the number of students of the school after joining of the new students:</strong><br /> 1. 1200<br />2. 120<br />3. 360<br />4. 240<br /> Ans: 4.<br /> <strong>51: On sports day,if 30 children were made to stand in a column,16 columns could be formed. If 24 children were made to stand in a column , how many columns could be formed?</strong><br /> 1. 48<br />2. 20<br />3. 30<br />4. 16<br />5. 40<br /> Ans: 2.<br /> <strong>52: Which of the following numbers is divisible by 3? (i) 541326 (ii) 5967013</strong><br /> 1. (ii) only<br />2. (i) only<br />3. (i) and (ii) both<br />4. (i) and (ii) none<br /> Ans: 2.<br /> <strong>53: A square is divided into 9 identical smaller squares. Six identical balls are to be placed in these smaller squares such that each of the three rows gets at least one ball (one ball in one square only). In how many different ways can this be done?</strong><br /> 1. 81<br />2. 91<br />3. 41<br />4. 51<br /> Ans: 1.<br /> <strong>54: A man owns 2/3 of the market research beauro business and sells 3/4 of his shares for Rs.75000. What is the value of Business</strong><br /> 1. 150000<br />2. 13000<br />3. 240000<br />4. 34000<br /> Ans: 1.<br /> <strong>55: 1,2,6,24,_?</strong><br /> 1. 111<br />2. 151<br />3. 120<br />4. 125<br /> Ans: 3.<br /> <strong>56: The cost of 16 packets of salt,each weighing 900 grams is Rs.28.What will be the cost of 27 packets ,if each packet weighs 1Kg?</strong><br /> 1. Rs.52.50<br />2. Rs.56<br />3. Rs.58.50<br />4. Rs.64.75<br /> Ans: 1.<br /> <strong>57: Ronald and Michelle have two children. The probability that the first child is a girl, is 50%. The probability that the second child is a girl, is also 50%. Ronald and Michelle tell you that they have a daughter. What is the probability that their other child is also a girl?</strong><br /> 1. 1/2<br />2. 1/3<br />3. 1/4<br />4. 1/5<br /> Ans: 2.<br /> <strong>58: Find the value of (21/4-1)( 23/4 +21/2+21/4+1)</strong><br /> 1. 1<br />2. 2<br />3. 3<br /> Ans: 1.<br /> <strong>59: The product of two fractions is 14/15 and their quotient is 35/24. the greater fraction is</strong><br /> 1. 4/5<br />2. 7/6<br />3. 7/5<br />4. 7/4<br /> Ans: 1.<br /> <strong>60: 500 men are arranged in an array of 10 rows and 50 columns according to their heights. Tallest among each row of all are asked to fall out. And the shortest among them is A. Similarly after resuming that to their original podsitions that the shortest among each column are asked to fall out. And the tallest among them is B . Now who is taller among A and B ?</strong><br /> 1. A<br />2. B<br />3. Both are of same height<br /> Ans: 1.<br /> <strong>61: Choose the pair of numbers which comes next 75 65 85 55 45 85 35</strong><br /> 1. 25 15<br />2. 25 85<br />3. 35 25<br />4. 35 85<br />5. 25 75<br /> Ans: 2.<br /> <strong>62: A three digit number consists of 9,5 and one more number. When these digits are reversed and then subtracted from the original number the answer yielded will be consisting of the same digits arranged yet in a different order. What is the other digit?</strong><br /> 1. 1<br />2. 2<br />3. 3<br />4. 4<br /> Ans: 4.<br /> <strong>63: ATP stands for:</strong><br /> 1. Adenine triphosphate<br />2. Adenosine triphosphate<br />3. Adenosine Diphosphate<br />4. Adenosine tetraphosphate<br /> Ans: 2.<br /> <strong>64: Veselin Tapolev who became the World Champion recently, is associated with which of the following games/sports ?</strong><br /> 1. Chess<br />2. Golf<br />3. Snooker<br />4. Badminton<br />5. None of these<br /> Ans: 1.<br /> <strong>65: A piece of cloth cost Rs 35. if the length of the piece would have been 4m longer and each meter cost Re 1 less , the cost would have remained unchanged. how long is the piece?</strong><br /> 1. 10<br />2. 11<br />3. 12<br /> Ans: 1.<br /> <strong>66: In a journey of 15 miles two third distance was travelled with 40 mph and remaining with 60 mph.How muvh time the journey takes</strong><br /> 1. 40 min<br />2. 30 min<br />3. 120 min<br />4. 20 min<br /> Ans: 4.<br /> <strong>67: Solid cube of 6 * 6 * 6. This cube is cut into to 216 small cubes. (1 * 1 * 1).the big cube is painted in all its faces. Then how many of cubes are painted at least 2 sides.</strong><br /> 1. 56<br />2. 45<br />3. 23<br />4. 28<br /> Ans: 1.<br /> <strong>68: Find the average of first 40 natural numbers.</strong><br /> 1. 40<br />2. 35<br />3. 30.6<br />4. 20.5<br />5. None of these<br /> Ans: 4.<br /> <strong>69: 1, 5, 14, 30, ?, 91</strong><br /> 1. 45<br />2. 55<br />3. 60<br />4. 70<br />5. None of these<br /> Ans: 2.<br /> <strong>70: There is a shortage of tubelights, bulbs and fans in a village – Gurgaon. It is found that<br /></strong>a) All houses do not have either tubelight or bulb or fan.<br />b) Exactly 19% of houses do not have just one of these.<br />c) Atleast 67% of houses do not have tubelights.<br />d) Atleast 83% of houses do not have bulbs.<br />e) Atleast 73% of houses do not have fans.<br /> 1. 42 %<br />2. 46 %<br />3. 50 %<br />4. 54 %<br />5. 57 %<br /> Ans: 1.<br /> <strong>71: If 9 engines consume 24 metric tonnes of coal, when each is working 8 hours a day; how much coal will be required for 8 engines, each running 13 hours a day, it being given that 3 engines of the former type consume as much as 4 engines of latter type.</strong><br /> 1. 22 metric tonnes.<br />2. 27 metric tonnes.<br />3. 26 metric tonnes.<br />4. 25 metric tonnes.<br /> Ans: 3.<br /> <strong>72: To 15 lts of water containing 20% alcohol, we add 5 lts of pure water. What is % alcohol.</strong><br /> 1. 20%<br />2. 34%<br />3. 15%<br />4. 14%<br /> Ans: 3.<br /> <strong>73: In page preview mode:</strong><br /> 1. You can see all pages of your document<br />2. You can only see the page you are currently working<br />3. Satyam BPO Services<br />4. You can only see pages that do not contain graphics<br /> Ans: 4.<br /> <strong>74: A house wife saved Rs. 2.50 in buying an item on sale .If she spent Rs.25 for the item ,approximately how much percent she saved in the transaction ?</strong><br /> 1. 8%<br />2. 9%<br />3. 10%<br />4. 11%<br /> Ans: 2.<br /> <strong>75: I have trouble _____.</strong><br /> 1. to remember my password<br />2. to remembering my password<br />3. remember my password<br />4. remembering my password<br /> Ans: 4.<br /> <strong>76: Superheroes Liza and Tamar leave the same camp and run in opposite directions. Liza runs 1 mile per second (mps) and Tamar runs 2 mps. How far apart are they in miles after 1 hour?</strong><br /> 1. 10800 mile<br />2. 19008 mile<br />3. 12300 mile<br />4. 14000 mile<br /> Ans: 1.<br /> <strong>77: A = 5, B = 0, C = 2, D = 10, E = 2. What is then AB + EE – (ED)powerB + (AC)powerE = ?</strong><br /> 1. 113<br />2. 103<br />3. 93<br />4. 111<br /> Ans: 2.<br /> <strong>78: A man can row upstream at 8 kmph and downstream at 13 kmph.The speed of the stream is?</strong><br /> 1. 2.5 kmph<br />2. 4.2 kmph<br />3. 5 kmph<br />4. 10.5 kmph<br /> Ans: 1.<br /> <strong>79: Find what is the next letter. Please try to find. O,T,T,F,F,S,S,E,N,_ What is that letter?</strong><br /> 1. B<br />2. S<br />3. Q<br />4. T<br />5. O<br /> Ans: 4.<br /> <strong>80: There are 3 societies A, B, C. A lent cars to B and C as many as they had Already. After some time B gave as many tractors to A and C as many as they have. After sometime c did the same thing. At the end of this transaction each one of them had 24. Find the cars each originally had.</strong><br /> 1. A had 21 cars, B had 39 cars & C had 12 cars<br />2. A had 39 cars, B had 39 cars & C had 12 cars<br />3. A had 39 cars, B had 21 cars & C had 19 cars<br />4. A had 39 cars, B had 21 cars & C had 12 cars<br /> Ans: 4.<br /> <strong>81: A papaya tree was planted 2 years ago. It increases at the rate of 20% every year. If at present, the height of the tree is 540 cm, what was it when the tree was planted?</strong><br /> 1. 432 cm<br />2. 324 cm<br />3. 375 cm<br />4. 400 cm<br /> Ans: 3.<br /> <strong>82: A boy has Rs 2. He wins or loses Re 1 at a time If he wins he gets Re 1 and if he loses the game he loses Re 1. He can loose only 5 times. He is out of the game if he earns Rs 5. Find the number of ways in which this is possible?</strong><br /> 1. 14<br />2. 23<br />3. 16<br />4. 12<br />5. 10<br /> Ans: 3.<br /> <strong>83: Five racing drivers, Alan, Bob, Chris, Don, and Eugene, enter into a contest that consists of 6 races. The results of all six races are listed below: Bob always finishes ahead of Chris. Alan finishes either first or last. Eugene finishes either first or last. There are no ties in any race. Every driver finishes each race. In each race, two points are awarded for a fifth place finish, four points for fourth, six points for third, eight points for second, and ten points for first. If Frank enters the third race and finishes behind Chris and Don, which of the following must be true of that race?</strong><br /> 1. Eugene finishes first.<br />2. Alan finishes sixth.<br />3. Don finishes second.<br />4. Frank finishes fifth.<br />5. Chris finishes third.<br /> Ans: 4.<br /> <strong> 84: A is twice as good a workman as B and together they finish a piece of work in 18 days.In how many days will A alone finish the work?</strong><br /> 1. 27<br />2. 26<br />3. 25<br />4. 24<br /> Ans: 1.<br /> <strong>85: Daal is now being sold at Rs. 20 a kg. During last month its rate was Rs. 16 per kg. By how much percent should a family reduce its consumption so as to keep the expenditure fixed?</strong><br /> 1. 20 %<br />2. 40 %<br />3. 3%<br />4. 2%<br /> Ans: 1.<br /> <strong>86: The sum of 5 successive odd numbers is 1075. What is the largest of these numbers?</strong><br /> 1. 215<br />2. 223<br />3. 219<br />4. 217<br /> Ans: 3.<br /> <strong>87: A man sells two buffaloes for Rs. 7,820 each. On one he gains 15% and on the other, he loses 15%. His total gain or loss in the transaction is</strong><br /> 1. 2.5% gain<br />2. 2.25% loss<br />3. 2% loss<br />4. 5% loss<br />5. None of these<br /> Ans: 2.<br /> <strong>88: One ship goes along the stream direction 28 km and in opposite direction 13 km in 5 hrs for each direction.What is the velocity of stream?</strong><br /> 1. 1.5 kmph<br />2. 2.5 kmph<br />3. 1.8 kmph<br />4. 2 kmph<br /> Ans: 1.<br /> <strong>89: Which one of the words given below is different from others?</strong><br /> 1. Orange<br />2. Grape<br />3. Apricot<br />4. Raspberry<br />5. Mango<br /> Ans: 3.<br /> <strong>90: Complete the series: 5, 20, 24, 6, 2, 8, ?</strong><br /> 1. 12<br />2. 32<br />3. 34<br />4. 36<br /> Ans: 1.<br /> <strong>91: A can have a piece of work done in 8 days, B can work three times faster than the A, C can work five times faster than A. How many days will they take to do the work together</strong><br /> 1. 3 days<br />2. 8/9 days<br />3. 4 days<br />4. None of the above<br /> Ans: 2.<br /> <strong>92: 7 Pink, 5 Black, 11 Yellow balls are there. Minimum no. atleast to get one black and yellow ball</strong><br /> 1. 17<br />2. 13<br />3. 15<br />4. 19<br /> Ans: 1.<br /> <strong>93: (1/10)18 – (1/10)20 = ?</strong><br /> 1. 99/1020<br />2. 99/10<br />3. 0.9<br />4. none of these<br /> Ans: 1.<br /> <strong>94: Three friends divided some bullets equally. After all of them shot 4 bullets the total number of bullets remaining is equal to the bullets each had after division. Find the original number divided?</strong><br /> 1. 18<br />2. 20<br />3. 54<br />4. 8<br /> Ans: 1.<br /> <strong>95: A sum of Rs. 427 is to be divided among A, B and C in such a way that 3 times A’s share, 4 times B’s share and 7 times C’s share are all equal. The share of C is</strong><br /> 1. Rs.84<br />2. Rs.76<br />3. Rs.98<br />4. RS.34<br /> Ans: 1.<br /> <strong>96: There are 20 poles with a constant distance between each pole. A car takes 24 second to reach the 12th pole.How much will it take to reach the last pole.</strong><br /> 1. 41.45 seconds<br />2. 40.45 seconds<br />3. 42.45 seconds<br />4. 41.00 seconds<br /> Ans: 1.<br /> <strong>97: An emergency vehicle travels 10 miles at a speed of 50 miles per hour. How fast must the vehicle travel on the return trip if the round-trip travel time is to be 20 minutes?</strong><br /> 1. 72 miles per hour<br />2. 75 miles per hour<br />3. 65 miles per hour<br />4. 78 miles per hour<br /> Ans: 2.<br /> <strong> 98: 12% of 580 + ? = 94</strong><br /> 1. 24.4<br />2. 34.4<br />3. 54.4<br />4. 65.4<br /> Ans: 1.<br /> <strong>99: There is a certain relation between two given words on one side of : : and one word is given on another side of : : while another word is to be found from the given alternatives, having the same relation with this word as the given pair has. Select the best alternative. Horse : Jockey : : Car : ?</strong><br /> 1. Mechanic<br />2. Chauffeur<br />3. Steering<br />4. Brake<br /> Ans: 2.<br /> <strong>100: Which of the following numbers should be added to 11158 to make it exactly divisible by 77?</strong><br /> 1. 9<br />2. 8<br />3. 7<br />4. 5<br /> Ans: 3.</div><div class="blogger-post-footer">COPYRIGHT PROTECTED BY SHIBABRATA BISWAS</div>Shibabrata Biswashttps://plus.google.com/100610263211174770092noreply@blogger.com0tag:blogger.com,1999:blog-3092626573982460745.post-28535388002812263212012-07-04T02:53:00.000-07:002012-07-04T02:53:20.272-07:00Aptitude Questions part 1<div dir="ltr" style="text-align: left;" trbidi="on"><!--[if gte mso 9]><xml> <w:WordDocument> <w:View>Normal</w:View> <w:Zoom>0</w:Zoom> <w:PunctuationKerning/> <w:ValidateAgainstSchemas/> <w:SaveIfXMLInvalid>false</w:SaveIfXMLInvalid> <w:IgnoreMixedContent>false</w:IgnoreMixedContent> <w:AlwaysShowPlaceholderText>false</w:AlwaysShowPlaceholderText> <w:Compatibility> <w:BreakWrappedTables/> <w:SnapToGridInCell/> <w:WrapTextWithPunct/> <w:UseAsianBreakRules/> <w:DontGrowAutofit/> </w:Compatibility> <w:BrowserLevel>MicrosoftInternetExplorer4</w:BrowserLevel> </w:WordDocument></xml><![endif]--><!--[if gte mso 9]><xml> <w:LatentStyles DefLockedState="false" LatentStyleCount="156"> </w:LatentStyles></xml><![endif]--><!--[if gte mso 10]><style> /* Style Definitions */ table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-parent:""; mso-padding-alt:0in 5.4pt 0in 5.4pt; mso-para-margin:0in; mso-para-margin-bottom:.0001pt; mso-pagination:widow-orphan; font-size:10.0pt; font-family:"Times New Roman"; mso-ansi-language:#0400; mso-fareast-language:#0400; mso-bidi-language:#0400;} </style><![endif]--> <br /><div class="MsoNormal"> 1.If 2x-y=4 then 6x-3y=?<br />(a)15<br />(b)12<br />(c)18<br />(d)10<br /><br />Ans. (b)<br />2.If x=y=2z and xyz=256 then what is the value of x?<br /><br />(a)12<br />(b)8<br />(c)16<br />(d)6<br /><br />Ans. (b)<br />3. (1/10)18 - (1/10)20 = ?<br />(a) 99/1020<br />(b) 99/10<br />(c) 0.9<br />(d) none of these<br />Ans. (a)<br />4.Pipe A can fill in 20 minutes and Pipe B in 30 mins<br />and Pipe C can<br />empty the same in 40 mins.If all of them work<br />together, find the time<br />taken to fill the tank<br />(a) 17 1/7 mins<br />(b) 20 mins<br />(c) 8 mins<br />(d) none of these<br />Ans. (a)<br />5. Thirty men take 20 days to complete a job working 9<br />hours a day.How<br />many hour a day should 40 men work to complete the<br />job?<br />(a) 8 hrs<br />(b) 7 1/2 hrs<br />(c) 7 hrs<br />(d) 9 hrs<br />Ans. (b)<br />6. Find the smallest number in a GP whose sum is 38<br />and product 1728<br />(a) 12<br />(b) 20<br />(c) 8<br />(d) none of these<br />Ans. (c)<br />7. A boat travels 20 kms upstream in 6 hrs and 18 kms<br />downstream in 4<br />hrs.Find the speed of the boat in still water and the<br />speed of the<br />water current?<br />(a) 1/2 kmph<br />(b) 7/12 kmph<br />(c) 5 kmph<br />(d) none of these<br />Ans. (b)<br />8. A goat is tied to one corner of a square plot of<br />side 12m by a rope<br />7m long.Find the area it can graze?<br />(a) 38.5 sq.m<br />(b) 155 sq.m<br />(c) 144 sq.m<br />(d) 19.25 sq.m<br />Ans. (a)<br />9. Mr. Shah decided to walk down the escalator of a<br />tube station. He<br />found that if he walks down 26 steps, he requires 30<br />seconds to<br />reach the bottom. However, if he steps down 34 stairs<br />he would only<br />require 18 seconds to get to the bottom. If the time<br />is measured from<br />the moment the top step begins to descend to the<br />time he steps off<br />the last step at the bottom, find out the height of<br />the stair way in<br />steps?<br />Ans.46 steps.<br />10. The average age of 10 members of a committee is<br />the same as it was<br />4 years ago, because an old member has been replaced<br />by a young<br />member. Find how much younger is the new member ?<br />Ans.40 years.<br />11. Three containers A, B and C have volumes a, b, and<br />c respectively;<br />and container A is full of water while the other two<br />are empty. If<br />from container A water is poured into container B<br />which becomes 1/3<br />full, and into container C which becomes 1/2 full, how<br />much water is<br />left in container A?<br />12. ABCE is an isosceles trapezoid and ACDE is a<br />rectangle. AB = 10<br />and EC = 20. What is the length of AE?<br />Ans. AE = 10.<br />13. In the given figure, PA and PB are tangents to the<br />circle at A and<br />B respectively and the chord BC is parallel to<br />tangent PA. If AC = 6<br />cm, and length of the tangent AP is 9 cm, then what<br />is the length of<br />the chord BC?<br />Ans. BC = 4 cm.<br />15 Three cards are drawn at random from an ordinary<br />pack of cards.<br />Find the probability that they will consist of a king,<br />a queen and an ace.<br />Ans. 64/2210.<br />16. A number of cats got together and decided to kill<br />between them<br />999919 mice. Every cat killed an equal number of<br />mice. Each cat<br />killed more mice than there were cats. How many cats<br />do you think<br />there were ?<br />Ans. 991.<br />17. If Log2 x - 5 Log x + 6 = 0, then what would the<br />value / values of<br />x be?<br />Ans. x = e2 or e3.<br />18. The square of a two digit number is divided by<br />half the number.<br />After 36 is added to the quotient, this sum is then<br />divided by 2.<br />The digits of the resulting number are the same as<br />those in the<br />original number, but they are in reverse order. The<br />ten's place of<br />the original number is equal to twice the difference<br />between its<br />digits. What is the number?<br />Ans. 46<br />19.Can you tender a one rupee note in such a manner<br />that there shall<br />be total 50 coins but none of them would be 2 paise<br />coins.?<br />Ans. 45 one paisa coins, 2 five paise coins, 2 ten<br />paise coins, and 1<br />twenty-five paise coins.<br />20.A monkey starts climbing up a tree 20ft. tall. Each<br />hour, it hops<br />3ft. and slips back 2ft. How much time would it take<br />the monkey to<br />reach the top?<br />Ans.18 hours.<br />21. What is the missing number in this series? 8 2<br />14 6 11 ? 14 6 18 12<br />Ans. 9<br />22. A certain type of mixture is prepared by mixing<br />brand A at Rs.9 a<br />kg. with brand B at Rs.4 a kg. If the mixture is worth<br />Rs.7 a kg., how<br />many kgs. of brand A are needed to make 40kgs. of<br />the mixture?<br />Ans. Brand A needed is 24kgs.<br />23. A wizard named Nepo says "I am only three times my<br />son's age. My<br />father is 40 years more than twice my age. Together<br />the three of us<br />are a mere 1240 years old." How old is Nepo?<br />Ans. 360 years old.<br />24. One dog tells the other that there are two dogs in<br />front of me.<br />The other one also shouts that he too had two behind<br />him. How many are<br />they?<br />Ans. Three.<br />25. A man ate 100 bananas in five days, each day<br />eating 6 more than<br />the previous day. How many bananas did he eat on the<br />first day?<br />Ans. Eight.<br />26. If it takes five minutes to boil one egg, how long<br />will it take to<br />boil four eggs?<br />Ans. Five minutes.<br />27. The minute hand of a clock overtakes the hour hand<br />at intervals of<br />64 minutes of correct time. How much a day does the<br />clock gain or lose?<br />Ans. 32 8/11 minutes.<br />28. Solve for x and y: 1/x - 1/y = 1/3, 1/x2 + 1/y2<br />= 5/9.<br />Ans. x = 3/2 or -3 and y = 3 or -3/2.<br />29. Daal is now being sold at Rs. 20 a kg. During last<br />month its rate<br />was Rs. 16 per kg. By how much percent should a family<br />reduce its<br />consumption so as to keep the expenditure fixed?<br />Ans. 20 %.<br />30. Find the least value of 3x + 4y if x2y3 = 6.<br />Ans. 10.<br />31. Can you find out what day of the week was January<br />12, 1979?<br />Ans. Friday.<br />32. A garrison of 3300 men has provisions for 32 days,<br />when given at a<br />rate of 850 grams per head. At the end of 7 days a<br />reinforcement<br />arrives and it was found that now the provisions will<br />last 8 days<br />less, when given at the rate of 825 grams per head.<br />How, many more men<br />can it feed?<br />Ans. 1700 men.<br />33. From 5 different green balls, four different blue<br />balls and three<br />different red balls, how many combinations of balls<br />can be chosen<br />taking at least one green and one blue ball?<br />Ans. 3720.<br />34. Three pipes, A, B, & C are attached to a tank. A &<br />B can fill it<br />in 20 & 30 minutes respectively while C can empty it<br />in 15 minutes.<br />If A, B & C are kept open successively for 1 minute<br />each, how soon<br />will the tank be filled?<br />Ans. 167 minutes.<br />35. A person walking 5/6 of his usual rate is 40<br />minutes late. What is<br />his usual time? Ans. 3 hours 20 minutes.<br /><br />36.For a motorist there are three ways going from City<br />A to City C. By<br />way of bridge the distance is 20 miles and toll is<br />$0.75. A tunnel<br />between the two cities is a distance of 10 miles and<br />toll is $1.00 for<br />the vehicle and driver and $0.10 for each passenger. A<br />two-lane<br />highway without toll goes east for 30 miles to city B<br />and then 20<br />miles in a northwest direction to City C.<br /><br /><br />1. Which is the shortest route from B to C<br /><br />(a) Directly on toll free highway to City C<br />(b) The bridge<br />(c) The Tunnel<br />(d) The bridge or the tunnel<br />(e) The bridge only if traffic is heavy on the toll<br />free highway<br /><br />Ans. (a)<br /><br /><br />2. The most economical way of going from City A to<br />City B, in terms of<br />toll and distance is to use the<br /><br />(a) tunnel<br />(b) bridge<br />(c) bridge or tunnel<br />(d) toll free highway<br />(e) bridge and highway<br /><br />Ans. (a)<br /><br /><br />3. Jim usually drives alone from City C to City A<br />every working day.<br />His firm deducts a percentage of employee pay for<br />lateness. Which<br />factor would most influence his choice of the bridge<br />or the tunnel ?<br /><br />(a) Whether his wife goes with him<br />(b) scenic beauty on the route<br />(c) Traffic conditions on the road, bridge and tunnel<br />(d) saving $0.25 in tolls<br />(e) price of gasoline consumed in covering additional<br />10 miles on the<br />bridge<br /><br />Ans. (a)<br /><br /><br />4. In choosing between the use of the bridge and the<br />tunnel the chief<br />factor(s) would be:<br />I. Traffic and road conditions<br />II. Number of passengers in the car<br />III. Location of one's homes in the center or<br />outskirts of one of the<br />cities<br />IV. Desire to save $0.25<br /><br />(a) I only<br />(b) II only<br />(c) II and III only<br />(d) III and IV only<br />(e) I and II only<br /><br />Ans. (a)<br /><br /><br />37.The letters A, B, C, D, E, F and G, not necessarily<br />in that order,<br />stand for seven consecutive integers from 1 to 10<br />D is 3 less than A<br />B is the middle term<br />F is as much less than B as C is greater than D<br />G is greater than F<br /><br />1. The fifth integer is<br />(a) A<br />(b) C<br />(c) D<br />(d) E<br />(e) F<br /><br />Ans. (a)<br /><br /><br />2. A is as much greater than F as which integer is<br />less than G<br />(a) A<br />(b) B<br />(c) C<br />(d) D<br />(e) E<br /><br />Ans. (a)<br /><br /><br />3. If A = 7, the sum of E and G is<br />(a) 8<br />(b) 10<br />(c) 12<br />(d) 14<br />(e) 16<br /><br />Ans. (a)<br /><br />4. A - F = ?<br />(a) 1<br />(b) 2<br />(c) 3<br />(d) 4<br />(e) Cannot be determined<br /><br />Ans. (a)<br /><br /><br />5. An integer T is as much greater than C as C is<br />greater than E. T<br />can be written as A + E. What is D?<br />(a) 2<br />(b) 3<br />(c) 4<br />(d) 5<br />(e) Cannot be determined<br /><br />Ans. (a)<br /><br /><br />6. The greatest possible value of C is how much<br />greater than the<br />smallest possible value of D?<br />(a) 2<br />(b) 3<br />(c) 4<br />(d) 5<br />(e) 6<br /><br />Ans. (a)<br /><br /><br /><br />38.<br />1. All G's are H's<br />2. All G's are J's or K's<br />3. All J's and K's are G's<br />4. All L's are K's<br />5. All N's are M's<br />6. No M's are G's<br /><br /><br />1. If no P's are K's, which of the following must be<br />true?<br /><br />(a) All P's are J's<br />(b) No P is a G<br />(c) No P is an H<br />(d) If any P is an H it is a G<br />(e) If any P is a G it is a J<br /><br />Ans. (a)<br /><br /><br />2. Which of the following can be logically deduced<br />from the conditions<br />stated?<br /><br />(a) No M's are H's<br />(b) No M's that are not N's are H's<br />(c) No H's are M's<br />(d) Some M's are H's<br />(e) All M's are H's<br /><br />Ans. (a)<br /><br /><br />3. Which of the following is inconsistent with one or<br />more of the<br />conditions?<br /><br />(a) All H's are G's<br />(b) All H's that are not G's are M's<br />(c) Some H's are both M's and G's<br />(d) No M's are H's<br />(e) All M's are H's<br /><br />Ans. (a)<br /><br /><br />4. The statement "No L's are J's" is<br />I. Logically deducible from the conditions stated<br />II. Consistent with but not deducible from the<br />conditions stated<br />III. Deducible from the stated conditions together<br />with the additional<br />statement "No J's are K's"<br /><br />(a) I only<br />(b) II only<br />(c) III only<br />(d) II and III only<br />(e) Neither I, II nor III<br /><br />Ans. (a)<br /><br /><br /><br />39.In country X, democratic, conservative and justice<br />parties have<br />fought three civil wars in twenty years. TO restore<br />stability an<br />agreement is reached to rotate the top offices<br />President, Prime<br />Minister and Army Chief among the parties so that each<br />party controls<br />one and only one office at all times. The three top<br />office holders<br />must each have two deputies, one from each of the<br />other parties. Each<br />deputy must choose a staff composed of equally members<br />of his or her<br />chiefs party and member of the third party.<br /><br />1. When Justice party holds one of the top offices,<br />which of the<br />following cannot be true<br /><br />(a) Some of the staff members within that office are<br />justice party members<br />(b) Some of the staff members within that office are<br />democratic party<br />members<br />(c) Two of the deputies within the other offices are<br />justice party members<br />(d) Two of the deputies within the other offices are<br />conservative<br />party members<br />(e) Some of the staff members within the other offices<br />are justice<br />party members.<br /><br />Ans. (a)<br /><br /><br />2. When the democratic party holds presidency, the<br />staff of the prime<br />minister's deputies are composed<br />I. One-fourth of democratic party members<br />II. One-half of justice party members and one-fourth<br />of conservative<br />party members<br />III. One-half of conservative party members and<br />one-fourth of justice<br />party members.<br /><br />(a) I only<br />(b) I and II only<br />(c) II or III but not both<br />(d) I and II or I and III<br />(e) None of these<br /><br />Ans. (a)<br /><br /><br />3. Which of the following is allowable under the rules<br />as stated:<br /><br />(a) More than half of the staff within a given office<br />belonging to a<br />single party<br />(b) Half of the staff within a given office belonging<br />to a single party<br />(c) Any person having a member of the same party as<br />his or her<br />immediate superior<br />(d) Half the total number of staff members in all<br />three offices<br />belonging to a single party<br />(e) Half the staff members in a given office belonging<br />to parties<br />different from the party of the top office holder in<br />that office.<br /><br />Ans. (a)<br /><br /><br />4. The office of the Army Chief passes from<br />Conservative to Justice<br />party. Which of the following must be fired.<br /><br />(a) The democratic deputy and all staff members<br />belonging to Justice party<br />(b) Justice party deputy and all his or hers staff<br />members<br />(c) Justice party deputy and half of his Conservative<br />staff members in<br />the chief of staff office<br />(d) The Conservative deputy and all of his or her<br />staff members<br />belonging to Conservative party<br />(e) No deputies and all staff members belonging to<br />conservative parties.<br /><br />Ans. (a)<br /><br /><br /><br />40.In recommendations to the board of trustees a<br />tuition increase of<br />$500 per year, the president of the university said<br />"There were no<br />student demonstrations over the previous increases of<br />$300 last year<br />and $200 the year before". If the president's<br />statement is accurate<br />then which of the following can be validly inferred<br />from the<br />information given:<br />I. Most students in previous years felt that the<br />increases were<br />justified because of increased operating costs.<br />II. Student apathy was responsible for the failure of<br />students to<br />protest the previous tuition increases.<br />III. Students are not likely to demonstrate over new<br />tuition increases.<br /><br />(a) I only<br />(b) II only<br />(c) I or II but not both<br />(d) I, II and III<br />(e) None<br /><br />Ans. (a)<br /><br />41. The office staff of XYZ corporation presently<br />consists of three<br />bookeepers--A, B, C and 5 secretaries D, E, F, G, H.<br />The management is<br />planning to open a new office in another city using 2<br />bookeepers and 3<br />secretaries of the present staff . To do so they plan<br />to seperate<br />certain individuals who don't function well together.<br />The following<br />guidelines were established to set up the new office<br />I. Bookeepers A and C are constantly finding fault<br />with one another<br />and should not be sent together to the new office as a<br />team<br />II. C and E function well alone but not as a team ,<br />they should be<br />seperated<br />III. D and G have not been on speaking terms and<br />shouldn't go together<br />IV Since D and F have been competing for promotion<br />they shouldn't be a<br />team<br />1.If A is to be moved as one of the bookeepers,which<br />of the following<br />cannot be a possible working unit.<br /><br />A.ABDEH<br />B.ABDGH<br />C.ABEFH<br />D.ABEGH<br /><br />Ans.B<br /><br /><br />2.If C and F are moved to the new office,how many<br />combinations are<br />possible<br /><br />A.1<br />B.2<br />C.3<br />D.4<br /><br />Ans.A<br /><br /><br />3.If C is sent to the new office,which member of the<br />staff cannot go<br />with C<br /><br />A.B<br />B.D<br />C.F<br />D.G<br /><br />Ans.B<br /><br /><br />4.Under the guidelines developed,which of the<br />following must go to the<br />new office<br /><br />A.B<br />B.D<br />C.E<br />D.G<br /><br />Ans.A<br /><br /><br />5.If D goes to the new office,which of the following<br />is/are true<br /><br />I.C cannot go<br />II.A cannot go<br />III.H must also go<br /><br />A.I only<br />B.II only<br />C.I and II only<br />D.I and III only<br /><br />Ans.D<br /><br /><br />42.After months of talent searching for an<br />administrative assistant to<br />the president of the college the field of applicants<br />has been narrowed<br />down to 5--A, B, C, D, E .It was announced that the<br />finalist would be<br />chosen after a series of all-day group personal<br />interviews were<br />held.The examining committee agreed upon the following<br />procedure<br /><br />I.The interviews will be held once a week<br />II.3 candidates will appear at any all-day interview<br />session<br />III.Each candidate will appear at least once<br />IV.If it becomes necessary to call applicants for<br />additonal<br />interviews, no more 1 such applicant should be asked<br />to appear the<br />next week<br />V.Because of a detail in the written applications,it<br />was agreed that<br />whenever candidate B appears, A should also be<br />present.<br />VI.Because of travel difficulties it was agreed that C<br />will appear for<br />only 1 interview.<br />1.At the first interview the following candidates<br />appear A,B,D.Which<br />of the follwing combinations can be called for the<br />interview to be<br />held next week.<br /><br />A.BCD<br />B.CDE<br />C.ABE<br />D.ABC<br /><br />Ans.B<br /><br /><br />2.Which of the following is a possible sequence of<br />combinations for<br />interviews in 2 successive weeks<br /><br />A.ABC;BDE<br />B.ABD;ABE<br />C.ADE;ABC<br />D.BDE;ACD<br /><br />Ans.C<br /><br /><br />3.If A ,B and D appear for the interview and D is<br />called for<br />additional interview the following week,which 2<br />candidates may be<br />asked to appear with D?<br /><br />I. A<br />II B<br />III.C<br />IV.E<br />A.I and II<br />B.I and III only<br />C.II and III only<br />D.III and IV only<br /><br />Ans.D<br /><br /><br />4.Which of the following correctly state(s) the<br />procedure followed by<br />the search committee<br /><br />I.After the second interview all applicants have<br />appeared at least once<br />II.The committee sees each applicant a second time<br />III.If a third session,it is possible for all<br />applicants to appear at<br />least twice<br /><br />A.I only<br />B.II only<br />C.III only<br />D.Both I and II<br /><br />Ans.A<br /><br /><br />43. A certain city is served by subway lines A,B and C<br />and numbers 1 2<br />and 3<br />When it snows , morning service on B is delayed<br />When it rains or snows , service on A, 2 and 3 are<br />delayed both in the<br />morning and afternoon<br />When temp. falls below 30 degrees farenheit afternoon<br />service is<br />cancelled in either the A line or the 3 line,<br />but not both.<br />When the temperature rises over 90 degrees farenheit,<br />the afternoon<br />service is cancelled in either the line C or the<br />3 line but not both.<br />When the service on the A line is delayed or<br />cancelled, service on the<br />C line which connects the A line, is delayed.<br />When service on the 3 line is cancelled, service on<br />the B line which<br />connects the 3 line is delayed.<br />Q1. On Jan 10th, with the temperature at 15 degree<br />farenheit, it<br />snows all day. On how many lines will service be<br />affected, including both morning and afternoon.<br />(A) 2<br />(B) 3<br />(C) 4<br />(D) 5<br />Ans. D<br /><br />Q2. On Aug 15th with the temperature at 97 degrees<br />farenheit it begins<br />to rain at 1 PM. What is the minimum number<br />of lines on which service will be affected?<br />(A) 2<br />(B) 3<br />(C) 4<br />(D) 5<br />Ans. C<br /><br />Q3. On which of the following occasions would service<br />be on the<br />greatest number of lines disrupted.<br />(A) A snowy afternoon with the temperature at 45<br />degree farenheit<br />(B) A snowy morning with the temperature at 45 degree<br />farenheit<br />(C) A rainy afternoon with the temperature at 45<br />degree farenheit<br />(D) A rainy afternoon with the temperature at 95<br />degree farenheit<br />Ans. B<br /><br />44. In a certain society, there are two marriage<br />groups, red and<br />brown. No marriage is permitted within a group. On<br />marriage, males<br />become part of their wives groups; women remain in<br />their own group.<br />Children belong to the same group as their parents.<br />Widowers and<br />divorced males revert to the group of their birth.<br />Marriage to more<br />than one person at the same time and marriage to a<br />direct descendant<br />are forbidden<br />Q1. A brown female could have had<br />I. A grandfather born Red<br />II. A grandmother born Red<br />III Two grandfathers born Brown<br />(A) I only<br />(B) III only<br />(C) I, II and III<br />(D) I and II only<br />Ans. D<br /><br />Q2. A male born into the brown group may have<br />(A) An uncle in either group<br />(B) A brown daughter<br />(C) A brown son<br />(D) A son-in-law born into red group<br />Ans. A<br /><br />Q3. Which of the following is not permitted under the<br />rules as stated.<br />(A) A brown male marrying his father's sister<br />(B) A red female marrying her mother's brother<br />(C) A widower marrying his wife's sister<br />(D) A widow marrying her divorced daughter's<br />ex-husband<br />Ans. B<br /><br />Q4. If widowers and divorced males retained their<br />group they had upon<br />marrying which of the following would be permissible (<br />Assume that no<br />previous marriage occurred)<br />(A) A woman marrying her dead sister's husband<br />(B) A woman marrying her divorced daughter's<br />ex-husband<br />(C) A widower marrying his brother's daughter<br />(D) A woman marrying her mother's brother who is a<br />widower.<br />Ans. D<br /><br />Q5. I. All G's are H's<br />II. All G's are J's or K's<br />III All J's and K's are G's<br />IV All L's are K's<br />V All N's are M's<br />VI No M's are G's<br />45. There are six steps that lead from the first to<br />the second floor.<br />No two people can be on the same step<br />Mr. A is two steps below Mr. C<br />Mr. B is a step next to Mr. D<br />Only one step is vacant ( No one standing on that step<br />)<br />Denote the first step by step 1 and second step by<br />step 2 etc.<br />1. If Mr. A is on the first step, Which of the<br />following is true?<br />(a) Mr. B is on the second step<br />(b) Mr. C is on the fourth step.<br />(c) A person Mr. E, could be on the third step<br />(d) Mr. D is on higher step than Mr. C.<br />Ans: (d)<br />2. If Mr. E was on the third step & Mr. B was on a<br />higher step than<br />Mr. E which step must be vacant<br />(a) step 1<br />(b) step 2<br />(c) step 4<br />(d) step 5<br />(e) step 6<br />Ans: (a)<br />3. If Mr. B was on step 1, which step could A be on?<br />(a) 2&e only<br />(b) 3&5 only<br />(c) 3&4 only<br />(d) 4&5 only<br />(e) 2&4 only<br />Ans: (c)<br />4. If there were two steps between the step that A was<br />standing and<br />the step that B was standing on, and A was on a higher<br />step than D , A<br />must be on step<br />(a) 2<br />(b) 3<br />(c) 4<br />(d) 5<br />(e) 6<br />Ans: (c)<br /><br />5. Which of the following is false<br /><br />i. B&D can be both on odd-numbered steps in one<br />configuration<br />ii. In a particular configuration A and C must either<br />both an odd<br />numbered steps or both an even-numbered steps<br />iii. A person E can be on a step next to the vacant<br />step.<br />(a) i only<br />(b) ii only<br />(c) iii only<br />(d) both i and iii<br />Ans: (c)<br /><br />46. Six swimmers A, B, C, D, E, F compete in a race.<br />The outcome is as<br />follows.<br />i. B does not win.<br />ii. Only two swimmers separate E & D<br />iii. A is behind D & E<br />iv. B is ahead of E , with one swimmer intervening<br />v. F is a head of D<br />1. Who stood fifth in the race ?<br />(a) A<br />(b) B<br />(c) C<br />(d) D<br />(e) E<br />Ans: (e)<br />2. How many swimmers seperate A and F ?<br />(a) 1<br />(b) 2<br />(c) 3<br />(d) 4<br />(e) cannot be determined<br />Ans: (d)<br />3. The swimmer between C & E is<br />(a) none<br />(b) F<br />(c) D<br />(d) B<br />(e) A<br />Ans: (a)<br /><br /><br />4. If the end of the race, swimmer D is disqualified<br />by the Judges<br />then swimmer B finishes in which place<br />(a) 1<br />(b) 2<br />(c) 3<br />(d) 4<br />(e) 5<br />Ans: (b)<br />47. Five houses lettered A,B,C,D, & E are built in a<br />row next to each<br />other. The houses are lined up in the order A,B,C,D, &<br />E. Each of the<br />five houses has a colored chimney. The roof and<br />chimney of each<br />housemust be painted as follows.<br />i. The roof must be painted either green,red ,or<br />yellow.<br />ii. The chimney must be painted either white, black,<br />or red.<br />iii. No house may have the same color chimney as the<br />color of roof.<br />iv. No house may use any of the same colors that the<br />every next house<br />uses.<br />v. House E has a green roof.<br />vi. House B has a red roof and a black chimney<br />1. Which of the following is true ?<br />(a) At least two houses have black chimney.<br />(b) At least two houses have red roofs.<br />(c) At least two houses have white chimneys<br />(d) At least two houses have green roofs<br />(e) At least two houses have yellow roofs<br />Ans: (c)<br />2. Which must be false ?<br />(a) House A has a yellow roof<br />(b) House A & C have different color chimney<br />(c) House D has a black chimney<br />(d) House E has a white chimney<br />(e) House B&D have the same color roof.<br />Ans: (b)<br />3. If house C has a yellow roof. Which must be true.<br />(a) House E has a white chimney<br />(b) House E has a black chimney<br />(c) House E has a red chimney<br />(d) House D has a red chimney<br />(e) House C has a black chimney<br />Ans: (a)<br />4. Which possible combinations of roof & chimney can<br />house<br />I. A red roof 7 a black chimney<br />II. A yellow roof & a red chimney<br />III. A yellow roof & a black chimney<br /><br />(a) I only<br />(b) II only<br />(c) III only<br />(d) I & II only<br />(e) I&II&III<br />Ans: (e)<br />48. Find x+2y<br />(i). x+y=10<br />(ii). 2x+4y=20<br />Ans: (b)<br /><br /><br />49. Is angle BAC is a right angle<br />(i) AB=2BC<br />(2) BC=1.5AC<br />Ans: (e)<br />50. Is x greater than y<br />(i) x=2k<br />(ii) k=2y<br />Ans: (e)</div></div><div class="blogger-post-footer">COPYRIGHT PROTECTED BY SHIBABRATA BISWAS</div>Shibabrata Biswashttps://plus.google.com/100610263211174770092noreply@blogger.com0