If 21 WOMen and 12 men can finish the work in 42 days.How many men should accompany 42 women to that the work will be completed in ten and half days???\nOptions:\n(A) 40\n(B) 45\n(C) 50\n(D) 60\n(E) 15 Think first, then make a decision. Some random thoughts:
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15 men using chain rul So the answer is (E).
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