SOLUTION: suppose that a small pump can empty a swimming pool in 60 hours and that a large pump can empty a pool in 30 hours. Working together, how long will it take to empty the pool
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Question 819250: suppose that a small pump can empty a swimming pool in 60 hours and that a large pump can empty a pool in 30 hours. Working together, how long will it take to empty the pool Answer by richwmiller(17219) (Show Source):
