Arithmetichard · Past Paper
Two vessels contain milk and water in ratios 7:5 and 7:9. If both are mixed in equal quantity, the new ratio is:
A49:47
B14:14
C7:7
D1:1
✓ Correct Answer: A — 49:47
Milk = 7/12 + 7/16 = (28+21)/48 = 49/48. Water = 5/12 + 9/16 = (20+27)/48 = 47/48. Ratio = 49:47.
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