A can do a work in 9 days, if B is 50% more efficient than A, then in how many days can B do the same work?

A can do a work in 9 days, if B is 50% more efficient than A, then in

1.	A can do a work in 9 days, if B is 50% more efficient than A, then in how many days can B do the same work?
A.	13.5 days
B.	4.5 days
C.	6 days
D.	3 days
Answer» D. 3 days

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A can do a work in 9 days, if B is 50% more efficient than A, then in how many days can B do the same work?

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