Jaikishen can do a piece of work in 15 hours. If he is joined by Jhanvi who is 50% more efficient, in what time will they together finish the work?

Jaikishen can do a piece of work in 15 hours. If he is joined by Jhanv

1.	Jaikishen can do a piece of work in 15 hours. If he is joined by Jhanvi who is 50% more efficient, in what time will they together finish the work?
A.	6 hours
B.	12 hours
C.	3 hours
D.	9 hours
Answer» B. 12 hours

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Jaikishen can do a piece of work in 15 hours. If he is joined by Jhanvi who is 50% more efficient, in what time will they together finish the work?

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