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Mathematics, 28.06.2019 02:00 furryartist554
How long will it take to fill the pool if two hoses are used, one that fills at a rate of 40 gallons per hour and one that fills at a rate of 60 gallons per hour?
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How long will it take to fill the pool if two hoses are used, one that fills at a rate of 40 gallons...
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