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Q43.A, B and C can do a piece of work in 11 days, 20 days and 55 days, respectively, working alone. How soon can the work be done if A is assisted by B and C on alternate days? |
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Answer» Q43.A, B and C can do a piece of work in 11 days, 20 days and 55 days, respectively, working alone. How soon can the work be done if A is assisted by B and C on alternate days?
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