Find the number of pounds of salt in the tank as a function of time.
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter2: Functions
Section: Chapter Questions
Problem 7T
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Question
A tank initially contains 200 gallons of pure water. At time t = 0, a brine solution of 3 pounds of salt per gallon of water is added to the container at the rate of 4 gallons per minute, and the well-stirred mixture is drained from the tank at the same rate. Find the number of pounds of salt in the tank as a function of time.
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