A and Â B can do Â a piece of work in 30 days , while Â B and C can do the same work in 24 days and C and A in 20 days . They all work together for 10 days when B and C leave. How many days more will A take to finish Â the work?

A and Â B can do Â a piece of work in 30 days , while Â B and C

1.	A and Â B can do Â a piece of work in 30 days , while Â B and C can do the same work in 24 days and C and A in 20 days . They all work together for 10 days when B and C leave. How many days more will A take to finish Â the work?
A.	18 days
B.	24 days
C.	30 days
D.	36 days
Answer» B. 24 days

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A and Â B can do Â a piece of work in 30 days , while Â B and C can do the same work in 24 days and C and A in 20 days . They all work together for 10 days when B and C leave. How many days more will A take to finish Â the work?

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