3 men 4 boys can do pice of work in 8 days 6 men 8 boys can do picece of work in
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3 men and 4 boys = 7 person
7 person can do work in 8 days
1 person can do work in 8×7 = 56days
6 men and 8 boys = 14 person
14 person can do work in = 56/14=4days
7 person can do work in 8 days
1 person can do work in 8×7 = 56days
6 men and 8 boys = 14 person
14 person can do work in = 56/14=4days
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