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If 36 men can do a piece of work in 25 days, in how many days will 15 men do it?

A.10 days and 42 minutes
B.9 days and 3 minutes
C.11 days and 30 minutes
D.7 days and 15 minutes​


Sagot :

Answer

60days.

Explanation

a person working in a day in one day is called man-day.

so,

36men X 25days= 900man-days

900man-days/15men=60days