If 40 men working 9 hours a day can finish a work in 21 days, in how many days will 27 men working 10 hours a day do the same work?

If 40 men working 9 hours a day can finish a work in 21 days, in ho

1.	If 40 men working 9 hours a day can finish a work in 21 days, in how many days will 27 men working 10 hours a day do the same work?
A.	1 hr
B.	2 hrs
C.	3 hrs
D.	4 hrs
Answer» E.

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If 40 men working 9 hours a day can finish a work in 21 days, in how many days will 27 men working 10 hours a day do the same work?

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