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(1 point) A tank contains 1520 L of pure water. A solution that contains 0.04 kg...

(1 point) A tank contains 1520 L of pure water. A solution that contains 0.04 kg of sugar per liter enters the tank at the rate 8 L/min. The solution is mixed and drains from the tank at the same rate.

(a) How much sugar is in the tank at the beginning? y(0)=

(b)Find the amount of sugar (in kg) after t minutes. S(t)=

(c)Find the amount of the sugar after 90 minutes. S(90)=

Math   Advanced-Math   
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