WBCS.LIVE practice question

One pipe can fill a tank three times faster than another. Both the pipes taken together can fill the tank completely in 36 minutes. How many hours will it take for the fast-moving pipe alone to completely fill the tank?

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

Answer options

  1. 85
  2. 45
  3. 125
  4. 12

Correct answer and explanation

Correct answer: 45