DE ETEEAP Name Exercise 14 A tenk initially contains 100 gal of brine whose salt concentration is 1/2 Ib/gal. Ccine whose salt concentration is 2 Ib/gal flows into the tank at the rate of 3 gpm. The mixture flows out at the rate of 2 gpm. Find the salt content of brine at the end of 30 minutes. Ans. 171 Ib

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