WBCS.LIVE practice question

In still water the speed of a boat is 20 km/hr. The boat travels 364 kilometers with the flow of water and then travels in the opposite direction to its beginning point. Total time taken by the boat is 40 hours. What is the speed of the current?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. 10 km/hrs
  2. 8 km/hrs
  3. 4 km/hrs
  4. 6 km/hrs

Correct answer and explanation

Correct answer: 6 km/hrs