A , B & C working together can do a piece of work in 8hrs . A alone can do it in 20hrs and B alone can do it in 24hrs . In how many hours will C alone do the same work ? *
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A , B & C working together can do a piece of work in 8hrs . A alone can do it in 20hrs and B alone can do it in 24hrs . In how many hours will C alone do the same work ? *
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Answer:
I think that C can do the work in 28 hours
Answer:
c;can do this work at 28 hour