Multiple Choice Questions

A and B can do a piece of work in 3 days B and C in 4 days C and A in 6 days How long will C take to...........

Quantitative Aptitude(IBPS RRB PO) Time and work

A and B can do a piece of work in 3 days, B and C in 4 days, C and A in 6 days. How long will C take to do it?

2c = ¼ + 1/6 – 1/3 = 1/12
c = 1/24 => 24 days

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