Solution: A tank contains 1000 L of brine with 15 kg of dissolved salt. Pure water
Chapter 7, Problem 45(choose chapter or problem)
A tank contains 1000 L of brine with 15 kg of dissolved salt. Pure water enters the tank at a rate of 10 Lmin. The solution is kept thoroughly mixed and drains from the tank at the same rate. How much salt is in the tank (a) after minutes and (b) after 20 minutes?
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