P and Q can do a work in 8 days. Q and R can do the same work in 12 days. P, Q and R together can complete it in 6 days. P and R together can do it in how many days?

P and Q can do a work in 8 days. Q and R can do the same work in 12 da

1.	P and Q can do a work in 8 days. Q and R can do the same work in 12 days. P, Q and R together can complete it in 6 days. P and R together can do it in how many days?
A.	4 days
B.	8 days
C.	5 days
D.	6 days
Answer» C. 5 days

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P and Q can do a work in 8 days. Q and R can do the same work in 12 days. P, Q and R together can complete it in 6 days. P and R together can do it in how many days?

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