A can do a piece of work in 40 days. B does the same work with 60% more efficiency. How many days will B take to complete the work alone?

A can do a piece of work in 40 days. B does the same work with 60% mor

1.	A can do a piece of work in 40 days. B does the same work with 60% more efficiency. How many days will B take to complete the work alone?
A.	30 days
B.	18 days
C.	15 days
D.	25 days
Answer» E.

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A can do a piece of work in 40 days. B does the same work with 60% more efficiency. How many days will B take to complete the work alone?

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