SOLUTION: Two grain-collecting machines can collect all the grain from a field 9 days faster than if the first one was doing it alone and 4 days faster than if the second one was working alo
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Question 1075490: Two grain-collecting machines can collect all the grain from a field 9 days faster than if the first one was doing it alone and 4 days faster than if the second one was working alone. How long does it take each grain-collecting machine to collect all the grain by itself?
Answer by ikleyn(52925) (Show Source): You can put this solution on YOUR website!
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