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1. A takes twice as much time as B or thrice as much time as C to finish a piece of work. Working together, they can finish the work in 2 days. B can do the work alone in:

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By: guest on 01 Jun 2017 05.49 pm

Suppose A, B and C take x, x and x days respectively to finish the work. 2 3 Then, 1 + 2 + 3 = 1 x x x 2 6 = 1 x 2 x = 12. So, B takes (12/2) = 6 days to finish the work.