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Differential Equations : Rate of Change Word Problem

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Set up but do not solve a differential equation that models the amount of salt in the tank for the following: A tank, having a capacity of 700 liters, initially contains 3 kilograms of salt dissolved in 100 liters of water. At time t=0, a solution containing 0.4 kilograms of salt per liter flows into the tank at a rate of 3 liters/min and the well stirred moisture flows out at a rate of 2 liters/min. Be sure to define all of your variables.

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The amount of salt in a tank is modeled using differential equations. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.

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