Aptitude Question Papers

161. A man can row three quarters of a kilometer against the stream in 11 minutes and return in 7 minutes. The speed of the main still water is :

162. The fourth proportional to 0.2, 0.12 and 0.3 is :

163. How many time in a day, are the hands of a clock straight ?

164. A boat moves upstream at the rate of 1 km in 10 minutes and downstream at the rate of 1 km in 6 minutes. The speed of the current is :

165. After five years the age of a father will be thrice the age of his son, whereas five years ago he was seven times as old as his son was. What is father�s present age?

166. A, B and C together earn Rs. 150 per day while A and C together earn Rs. 94 and B and C together earn Rs. 76. The daily earning of C is:

167. In a 100 metres race A can give B 10 metres and C 28 metres. In the same race B can give C:

168. If 20 men working 7 hours a day can do a piece of work in 10 days, in how many days will 15 men working for 8 hours a day do the same piece of work ?

169. A train of length 150 metres takes 10 seconds to pass over another train 100 metres long coming from the opposite direction. If the speed of the first train be 30 kmph, the speed of the second train is:

170. 2 men and 7 boys can do piece of work in 14 days; 3 men and 8 boys can do the same in 11 days. 8 men and 6 boys can do 3 times the amount of this work in :