Multiple choice

How much water be added to 88 litres of milk so that the price of the mixture becomes Rs. 22 per litre. Given that price of the milk is Rs. 25 per litre.

  1. 12 litre

  2. 15 litre

  3. 18 litre

  4. 20 litre
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Let x litres water be added. Total mixture = (88 + x) litres. Value of milk before = 88 × 25 = 2200. After mixing, value per litre = 2200/(88+x) = 22. Solving: 2200 = 22(88+x), 100 = 88 + x, x = 12 litres. Option A is correct.

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