Question
A 60-liter mixture has milk and water in the ratio 7:3. How much water should be added to make the ratio 7:5?
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Correct Answer: B. 12 liters
Explanation:
Initially, milk is 42 liters and water is 18 liters.
For a 7:5 ratio with 42 liters milk, water must be 30 liters, so add 12.
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