Question of the Day

October 22, 2014 achieverspointniteesh Ivy Zone

Two pipes can fill a tank in 25 and 30 minutes respectively and a waste pipe can empty 3 gallons per minute. All the three pipes working together can fill the tank in 15 minutes. The capacity of the tank is:

A. 250 gallons

B. 450 gallons

C. 120 gallons

D. 150 gallons

E. 315 gallons

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