Question
A, B, and C together wrap up a task in 14 days. B and C together can finish it in (280/18) days, and C alone completes half in 14 days. Find the ratio of the efficiency of A to
A, B, and C together wrap up a task in 14 days. B and C together can finish it in (280/18) days, and C alone completes half in 14 days. Find the ratio of the efficiency of A to
B.
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