A and B can do a piece of work in 18 days; B and C can do it in 24 days; A and C can do it in 36 days. In how many days will A, B and C finish it, working together?

A and B can do a piece of work in 18 days; B and C can do it in 24 day

1.	A and B can do a piece of work in 18 days; B and C can do it in 24 days; A and C can do it in 36 days. In how many days will A, B and C finish it, working together?
A.	16 days
B.	18 days
C.	12 days
D.	14 days
Answer» B. 18 days

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A and B can do a piece of work in 18 days; B and C can do it in 24 days; A and C can do it in 36 days. In how many days will A, B and C finish it, working together?

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