WBCS.LIVE practice question

From a container containing 50 liters of pure milk, 10 liters of milk is taken out and 10 liters of water is added. If this process is repeated three times, what is the final ratio between water and milk?

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

Answer options

  1. 7:16
  2. 9:16
  3. 61:64
  4. 64:61

Correct answer and explanation

Correct answer: 61:64