A and B together can complete a work in 10 days. B working alone can complete the work in 15 days. How long will it take for A alone to complete the work?

A and B together can complete a work in 10 days. B working alone can c

1.	A and B together can complete a work in 10 days. B working alone can complete the work in 15 days. How long will it take for A alone to complete the work?
A.	25 days
B.	15 days
C.	20 days
D.	30 days
Answer» E.

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A and B together can complete a work in 10 days. B working alone can complete the work in 15 days. How long will it take for A alone to complete the work?

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