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A 66-litre can holds milk and water in the ratio 8 : 3. How many litres of water must be added so that the ratio becomes 8 : 5?

Competition practiceRatio, Proportion & Mixtures
  • A12
  • B6
  • C15
  • D18

Step-by-Step Solution

Milk = 48 L, water = 18 L. For 8 : 5 with 48 L of milk, water must be 30 L, so add 30 − 18 = 12 L.
Answer: A) 12

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