A can do a piece of work in 4 hours; B and C can do it in 3 hours; A and C can do it in 2 hours. How long will B along take to do it?

A can do a piece of work in 4 hours; B and C can do it in 3 hours; A a

1.	A can do a piece of work in 4 hours; B and C can do it in 3 hours; A and C can do it in 2 hours. How long will B along take to do it?
A.	10 hours
B.	12 hours
C.	8 hours
D.	24 hours
Answer» C. 8 hours

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A can do a piece of work in 4 hours; B and C can do it in 3 hours; A and C can do it in 2 hours. How long will B along take to do it?

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