If P and Q together can complete a job in 3 days while P alone can do the same in 12 days, then how many days would be required by Q to do the job alone?

If P and Q together can complete a job in 3 days while P alone can do

1.	If P and Q together can complete a job in 3 days while P alone can do the same in 12 days, then how many days would be required by Q to do the job alone?
A.	3 days
B.	4 days
C.	6 days
D.	12 days
Answer» C. 6 days

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If P and Q together can complete a job in 3 days while P alone can do the same in 12 days, then how many days would be required by Q to do the job alone?

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