A 50 gallon tank initially contains 10 gallons of fresh water. At a brine solution containing 1 pound of salt per gallon is poured into the tank at the rate of 4 gal/min., while the well-stirred mixture leaves the tank at the rate of 2 gal/min. Find the amount of salt in the tank at the moment of overflow.
Enter answer as numerical decimal correct to two decimal places. pounds.
Enter answer as numerical decimal correct to two decimal places. pounds.