A motor boat takes 2 hours to travel a distance of 9 km downstream and it takes 6 hours to travel the same distance against the current. The speed of…

A boat covers 48 km upstream and 72 km downstream in 12 hours, while it covers 72 km upstream and 48 km downstream in 13 hours The speed of stream…

A man can row 15 km/h in still water and he finds that it takes him twice as much time to row up than as to row down the same…

A motorboat in still water travels at speed of 36 kmph. It goes 56 km upstream in 1 hour 45 minutes. The time taken by it to cover the same…

A runs twice as fast as B and B runs thrice as fast as C. The distance covered by C in 72 minutes, will be covered by A in: A.…

In a race of 1000m, A can beat B by 100m. In a 400m, B beats C by 40m. In a race of 500m. A will beat C by. A.…

Running at 3/4 of his usual speed, an athlete improves his timing by 5 minutes. The time he usually takes to run the same distance is: A. 15 min. B.…

Two guns are fired from the same place at an interval of 6 minutes. A person approaching the place observes that 5 minutes 52 seconds have elapsed between the hearings…

A man covers half of his journey at 6 km/h and the remaining half at 3 km/h. His average speed is AA 9 km/h B. 4.5 km/h C. 4…

The speed of A and B are in the ratio 3 : 4. A takes 20 minutes more than B to reach a destination. Time in which A reach the…