A. 09 hrs 58 minutes

B. 09 hrs 57 minutes 8 seconds

C. 10 hrs 2 minutes

D. 10 hrs 3 minutes 40 seconds

The speed of the boat in still water in 12 kmph. It can travel downstream through 45 kms in 3 hrs. In what time would it cover the same distance upstream?

In a 100m race A cover the distance in 36 seconds and B in 45 seconds. In this race A beats B by

The ratio between the speeds of two trains is 7 : 8. If the second train runs 400 kms in 4 hours then the speed of the first train is:

Walking at 2/3 of his usual speed a man is 2 hrs.late. Find his actual travel time

Mary jogs 9 km at a speed of 6 km per hour. At what speed would she need to jog during the next 1.5 hours to have an average of 9 km per hour for the entire jogging session?