A is 30% more efficient than B. a can complete a work in 23 days. If A and B work together, how much time will it take to complete the same work?

A is 30% more efficient than B. a can complete a work in 23 days. I

1.	A is 30% more efficient than B. a can complete a work in 23 days. If A and B work together, how much time will it take to complete the same work?
A.	10 Days
B.	13 Days
C.	12 Days
D.	11 Days
Answer» C. 12 Days

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A is 30% more efficient than B. a can complete a work in 23 days. If A and B work together, how much time will it take to complete the same work?

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