23F09q09 - the mixture, kept uniform by stirring, runs out...

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Math 3323 - Fall 2009 Name____________________ Quiz #9 Due Wednesday, September 23 rd , at the beginning of class Set up and solve the following mixture problem. A tank initially contains 100 gallons of fresh water. Brine containing 2 pounds per gallon of salt runs into the tank at the rate of 4 gallons per minute, and
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Unformatted text preview: the mixture, kept uniform by stirring, runs out at the rate of 2 gallons per minute. Find the concentration of salt in the tank at the end of 20 minutes....
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