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

Answer»

6 days



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



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