A,B and C working together can finish a work in 3 days. A can do it alone in 6 days and B can do it in 7 1/2 days. In how many days can C alone finish the same work? please write on paper and send photo please
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A,B and C working together can finish a work in 3 days. A can do it alone in 6 days and B can do it in 7 1/2 days. In how many days can C alone finish the same work? please write on paper and send photo please
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Answer:
I think the answers is 9 1/2 days