Question Paper from: IBPS Clerk Mains 2016

A and B working together can do a piece of work in the  B and C working together can do it in 3 hours. C and A working together can do it in hours. All of them begin the work at the same time. Find how much time they will take to finish the piece of work?

1:

3 hours 

2:

2 hours

3:

2.5 hours

4:

1 hour

5:

None of these

Solution:
Chapter Name: Time and Work

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IBPS Clerk Mains 2016

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