Diffrential equation

  • A tank initially contains 100 ml of brine solution in which 50 g of salt is dissolved , brine contains 2 g/l of salt running into tank
    at the rate of 5 litre/min , this mixture is kept and flows out of the tank at the at the rate of 4 litre/min.3.At what rate salt leaving the tank at time t.
    ANS not known

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