SOLUTION: using one drain, a swimming pool can be emptied. using a different drain, the jov requires an hour and 15 minutes. how long will it take if both drains are opened?

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Question 479777: using one drain, a swimming pool can be emptied. using a different drain, the jov requires an hour and 15 minutes. how long will it take if both drains are opened?
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
Less than 1 hr 15 minutes, probably.

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