Mathematics, 25.02.2020 21:45 adamske0
A tank contains 2 m^3 of water and 20 g of salt. Water containing a salt concentration of 2 g of salt per m^3 of water flows into the tank at a. rate of 2 m^3/min, and the mixture in the tank flows out at the same rate. We call Q(t) the quantity of salt at time t in the tank. In order to have Q(t) lessthanorequalto g, we have to wait for:
A. 6 min
B. 2 ln(6) min
C. 4 In (2) min
D. 2 In(8) min
E. In (8) min
Answers: 2
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A tank contains 2 m^3 of water and 20 g of salt. Water containing a salt concentration of 2 g of sal...
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