Robin can do a work in 10 hours. Pradeep and Robin together can do the – McqOptions

MCQOPTIONS

1.	Robin can do a work in 10 hours. Pradeep and Robin together can do the same work in 4 hours. Pradeep and Nitin together can do the same work in 5 hours. In how many hours will Nitin complete the same work?
A.	12
B.	15
C.	18
D.	20
Answer» E.

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