A and B working together can do 45% of the work in 9 days. A alone can do the work in 30 days. How many days will B alone take to do the same work?

A and B working together can do 45% of the work in 9 days. A alone can

1.	A and B working together can do 45% of the work in 9 days. A alone can do the work in 30 days. How many days will B alone take to do the same work?
A.	60 days
B.	70 days
C.	48 days
D.	50 days
Answer» B. 70 days

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A and B working together can do 45% of the work in 9 days. A alone can do the work in 30 days. How many days will B alone take to do the same work?

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