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1. |
12 litres of a mixture has wine and water in the ratio 2 : 3 . How much water must be added to get wine to water ratio of 3 :7 in the resultant mixture ? |
A. | 4 .5 litres |
B. | 3 .5 litres |
C. | 3 litres |
D. | 4 litres |
Answer» E. | |