Multiple choice general knowledge math & puzzles

In a mixture 60 litres, the ratio of milk and water 2 : 1. If the this ratio is to be 1 : 2, then the quanity of water(in litres) to be further added is:

  1. 20

  2. 30

  3. 40

  4. 60
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Initially, milk = 40L and water = 20L (2:1). To make the ratio 1:2, the milk (40L) must represent 1 part, meaning the total water must become 80L (2 parts). Since there is already 20L of water, the amount to be added is 80 - 20 = 60 litres.

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