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Mathematics, 25.06.2020 05:01 xXCoryxKenshinXx

A 120-gallons (gal)tank initially contains 90 lb of a salt dissolved in 90 gal of water. Brine containing 2 lb/gal of salt flows into the tank at the rate of 4gal/min. The mixture is kept uniform by stirring, and the stirred mixture flows out at the rate of 3gal/min. How much salt does the tank contain when it is full

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A 120-gallons (gal)tank initially contains 90 lb of a salt dissolved in 90 gal of water. Brine conta...

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