A tank is filled with 300 gallons of brine with 10 % dissolved salt. 5 gallons of 20% salt solution is added every minute and the tank is drained at 10 gallons every minute. How much salt is in the tank when it is half empty?
A tank is filled with 300 gallons of brine with 10 % dissolved salt. 5 gallons of 20% salt solution is added every minute and the tank is drained at 10 gallons every minute. How much salt is in the tank when it is half empty?
Chapter2: Equations And Inequalities
Section2.3: Models And Applications
Problem 22SE: A chemistry teacher needs to mix a 30% salt solution with a 70% salt solution to make 20 qt of a 40%...
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