Question

A swimmer swimming in stagnant water at a speed of 9 km/hour and given that the time taken by him to cover a certain distance in the direction of the flow is half the time taken to cover the same distance in the direction opposite the flow of water. Find the speed of water.

• A. 10 km/hr
• B. 3 km/hr
• C. 5 km/hr
• D. 8 km/hr

Answer 1

Answer: (B)