 # Aptitude Question Papers APTITUDE QUESTIONS AND ANSWERS 11 to 20

 11. A sum was put at simple interest at a certain rate for 2 years. Had it been put at 1% higher rate. It would have fetched Rs. 24 more. The sum is: Rs. 600 Rs. 1200 Rs. 800 Rs. 480 ANSWER : Rs. 1200
 12. A train crosses a platform 100 metres long in 60 seconds at a speed of 45 km per hour. The time taken by the train to cross an electric pole is: 8 seconds 1 minute 52 seconds data inadequate ANSWER : 52 seconds
 13. In a class, there are 20 boys whose average age is decreased by 2 months, when one boy aged 18 years is replaced by a new boy. The age of the new boy is : 14 years 8 months 15 years 16 years 4 months 17 years 10 months ANSWER : 14 years 8 months
 14. 15 litres of a mixture contains 20% alcohol and the rest water. If 3 litres of water be mixed in it, the percentage of alcohol in the new mixture will be : 17 16 18 15 ANSWER : 16
 15. A train 50 metres long passes a platform 100 metres long in 10 seconds The speed of the train is: 10 km/hr 15 km/hr 54 km/hr 100 km/hr ANSWER : 54 km/hr
 16. A contract is to be completed in 56 days and 104 men were set to work, each working 8 hours a day. After 30 days, of the work is completed. How many additional men may be employed, so that the work may be compeleted in time, each man now working 9 hours a day ? 60 56 70 42 ANSWER : 56
 17. The average of five results is 46 and that of the first four is 45. The fifth result is : 1 10 12.5 50 ANSWER : 50
 18. A tap can fill a tank in 16 minutes and another can empty it in 8 minutes. If the tank is already half full, and both the taps are opened together, the tank will be: filled in 12 min emptied in 12 min filled in 8 min emptied in 8 min ANSWER : mpted in 8 min
 19. At a game of billiards A can give B 15 points in 60 and A can give C 20 in 60. How many can B give C in a game of 90? 30 points 20 points 10 points 12 points ANSWER : 10 points
 20. 729 ml. of a mixture contains milk and water in the ratio 7 : 2. How much more water is to be added to get a new mixture containing milk and water in ratio 7 : 3 ? 600 ml. 710 ml. 520 m. none of these ANSWER : none of these Innovation distinguishes between a leader and a follower.-Steve Jobs 