- A20
- B15
- C30
- D25
Step-by-Step Solution
Milk = 40 L, water = 20 L; to make water equal to milk (40 L), add 40 - 20 = 20 litres.
Answer: A) 20
A 60 litre mixture contains milk and water in the ratio 2 : 1. How many litres of water must be added to make the ratio of milk to water 1 : 1?
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