how many men must be engaged to do a piece of work in 16 days which 24 men can do in 40 days ?
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let the number of men be x
we will solve it in the method of ratio and proportion
x : 16 : : 24 : 40
40x = 16 x 42
x = 384 / 40 = 9.6
so the answer is 9.6men round it off to the nearest tens = 10
10 men is the answer
we will solve it in the method of ratio and proportion
x : 16 : : 24 : 40
40x = 16 x 42
x = 384 / 40 = 9.6
so the answer is 9.6men round it off to the nearest tens = 10
10 men is the answer
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