A does 4/5 of a work in 20 days. He then calls in B and they together finish the remaining work in 3 days. How long B alone would take to do the whole work?

A does 4/5 of a work in 20 days. He then calls in B and they togeth

1.	A does 4/5 of a work in 20 days. He then calls in B and they together finish the remaining work in 3 days. How long B alone would take to do the whole work?
A.	22 ½ days
B.	27 ½ days
C.	32 ½ days
D.	37 ½ days
Answer» E.

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A does 4/5 of a work in 20 days. He then calls in B and they together finish the remaining work in 3 days. How long B alone would take to do the whole work?

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