A does 75% of a work in 25 days. He then calls in B and they together finish the remaining work in 5 days. How long B alone would take to do the wholeÂ work?

A does 75% of a work in 25 days. He then calls in B and they together

1.	A does 75% of a work in 25 days. He then calls in B and they together finish the remaining work in 5 days. How long B alone would take to do the wholeÂ work?
A.	50 days
B.	80 days
C.	24 days
D.	37.5 days
Answer» B. 80 days

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A does 75% of a work in 25 days. He then calls in B and they together finish the remaining work in 5 days. How long B alone would take to do the wholeÂ work?

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