Twenty gallons of pure water is in a tank. Water that contains 08 pounds of salt per gallon is pumped into the tank at a rate of 3 gallons per minute. Assuming the water is kept thoroughly mixed, how much salt will be in the tank after 5 minutes? Assume water leaves the tank at the same rate.

Answer rating: 100% (QA)

To solve this problem we will set up a differential equation to model the amount of salt in the tank ... View the full answer