Multiple Choice
A 100-gallon tank is full of a solution containing 25 pounds of concentrate. Starting at time , distilled water is added to the tank at a rate of 10 gallons per minute, and the well-stirred solution is withdrawn at the same rate. Find the quantity of the concentrate in the solution as
.
A) 10
B) 26
C) 25
D) 0
E) 1
Correct Answer:

Verified
Correct Answer:
Verified
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