A certain number of men can finish a piece of work in 50 days. If however, there were 4 men less, it would take 20 more days for the work to be finished. How many men were there originally?

A certain number of men can finish a piece of work in 50 days. If howe

1.	A certain number of men can finish a piece of work in 50 days. If however, there were 4 men less, it would take 20 more days for the work to be finished. How many men were there originally?
A.	18
B.	14
C.	15
D.	16
Answer» C. 15

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A certain number of men can finish a piece of work in 50 days. If however, there were 4 men less, it would take 20 more days for the work to be finished. How many men were there originally?

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