A can complete a piece of work in 12 days and B is 60% more efficient than A. In how many days B will complete the same work?

 A can complete a piece of work in 12 days and B is 60% more efficient than A. In how many days B will complete the same work?

A). 5 Days

B). 7.5 Days

C). 6 Days

D). 8 Days

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