Multiple Choice
An inlet pipe can fill a tank in 8 minutes. A drain can empty the tank in 10 minutes. If the tank is empty and both the pipe and drain are open, how long will it take before the tank overflows?
A) 38 minutes
B) 20 minutes
C) 2 minutes
D) 50 minutes
E) 40 minutes
Correct Answer:
Verified
Correct Answer:
Verified
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