If 12 men or 20 women can do a work in 54 days, then in how many days can 9 men and 12 women together do the work?

If 12 men or 20 women can do a work in 54 days, then in how many days

1.	If 12 men or 20 women can do a work in 54 days, then in how many days can 9 men and 12 women together do the work?
A.	38 days
B.	32 days
C.	40 days
D.	35 days
Answer» D. 35 days

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If 12 men or 20 women can do a work in 54 days, then in how many days can 9 men and 12 women together do the work?

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