A and B working together, can do a piece of work in 4 1/2 hours. B and C working together can do it in 3 hours. C and

### Question Asked by a Student from EXXAMM.com Team

Q 2472391236.     A and B working together, can do a piece of work in 4 1/2 hours. B and C working together can do it in 3 hours. C and
A working together can do it in 2 1/4 hours. All of them begin the work at the same time. Find how much time they
will take to finish the piece of work?
IBPS-CLERK 2016 Mains 2001
A

3 hours

B

2 hours

C

2.5 hours

D

1 hours

E

None of these

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