SOLUTION: a supply pipe with a capacity of 8 gallons per minute can fill a reservoir in 18 hours. What capacity would be needed to fill the reservoir in 10 hours?

Question 597556: a supply pipe with a capacity of 8 gallons per minute can fill a reservoir in 18 hours. What capacity would be needed to fill the reservoir in 10 hours?

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
a supply pipe with a capacity of 8 gallons per minute can fill a reservoir in 18 hours. What capacity would be needed to fill the reservoir in 10 hours?
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Given-pipe rate: 1/18 job/hr at 8 gal/min
That would be 1/18 th of the job = 60*8 = 480 gallons in one hour
Total capacity of the reservoir = 18*480 = 8640 gallons
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Unknown-pipe rate: 1/10 job/hr
1/10 th of the job is 864 gallons in an hour
That would be 864/60 = 14.4 gallons per minute
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cheers,
Stan H.
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