A can do a certain job in 12 days. B is 60% more efficient than A. Then B can do the same piece of work in

A can do a certain job in 12 days. B is 60% more efficient than A. The

1.	A can do a certain job in 12 days. B is 60% more efficient than A. Then B can do the same piece of work in
A.	8 days
B.	7.5 days
C.	6.4 days
D.	5.5 days
Answer» C. 6.4 days

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A can do a certain job in 12 days. B is 60% more efficient than A. Then B can do the same piece of work in

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