Mathematics, 25.02.2020 22:30 chloeneedshelp2008
A tank contains 100 gallons of water. Five gallons of brine per minute flow into the tank, each gallon of brine containing 1 pound of salt. Five gallons of brine flow out of the tank per minute. Assume that the tank is kept well stirred. A) find a differential equation for the number of lbs of salt in the tank (call it A)
B) assume the tank initially contains 10 lbs of salt, solve this differential equation.
C) how much salt in the tank after 10 minutes?
D) at what time will there be 199 lbs of salt in the tank?
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