Mathematics, 30.08.2020 14:01 isabellemaine
A, B and C together can finish a piece of work in 4 days, A alone can do it in 12 days and B alone in 18 days. How many days will be taken by C to do it alone?
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A, B and C together can finish a piece of work in 4 days, A alone can do it in 12 days and B alone i...
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