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The rates of working of A and B are in the ratio 3 : 4. The number of days taken by them t6:1 finish the work are in the ratio (a) 3: 4 (b) 9 : 16 (c) 4 : 3 (d) 16 : 9 |
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Answer» The rates of working of A and B are in the ratio 3 : 4. The number of days taken by them t6:1 finish the work are in the ratio (a) 3: 4 (b) 9 : 16 (c) 4 : 3 (d) 16 : 9 |
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