Question

A, B and C can separately do a work in 2, 6 and 3 days respectively. Working together, how much time would they require to do it?

Answer 1

First we have to take one day work of A,B&C.Which is 1/2;1/6;1/3 respectively.

Now we have add the one day 's work of all =1/2+1/6+1/3=1

So A,B&C all together the work in 1day..

Hope it will help you..

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