A 200-gallon tank is half full of distilled water. At time , a solution containing 0.5 pound of concentrate per gallon enters the tank at the rate of 5 gallons per minute, and the well-stirred mixture is withdrawn at the rate of 3 gallons per minute. At the time the tank is full, how many pounds of concentrate will it contain? Round your answer to two decimal places.
A) 11.61 lbs
B) 64.64 lbs
C) 71.34 lbs
D) 49.39 lbs
E) 82.32 lbs

Question

A 200-gallon tank is half full of distilled water. At time  , a solution containing 0.5 pound of concentrate per gallon enters the tank at the rate of 5 gallons per minute, and the well-stirred mixture is withdrawn at the rate of 3 gallons per minute. At the time the tank is full, how many pounds of concentrate will it contain? Round your answer to two decimal places.
A) 11.61 lbs 
B) 64.64 lbs 
C) 71.34 lbs 
D) 49.39 lbs 
E) 82.32 lbs

Quizplus · Accepted Answer

The Answer is E

A 200-Gallon Tank Is Half Full of Distilled Water