Mathematics, 30.08.2020 14:01 txa95

Henry can paint a small house in 3 days, Ruby can paint a small house in 4 days, and Charlie can paint a small house in 5 days. How long will it take for Henry, Ruby and Charlie to paint one small house together? Give your answer as a fraction.

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Henry can paint a small house in 3 days, Ruby can paint a small house in 4 days, and Charlie can pai...