SOLUTION: A faucet filled a 315 gallon tank in 9 hours. Later, the tank suffered a crack at the bottom and started leaking at the rate of 6 gallons per hour. How long will it take the faucet
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Question 939416: A faucet filled a 315 gallon tank in 9 hours. Later, the tank suffered a crack at the bottom and started leaking at the rate of 6 gallons per hour. How long will it take the faucet to refill the emptied tank?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Add the rate of filling and subtract the
rate of emptying
-------------------
Multiply both sides by
hr
-------------------
It will take 10 hrs 51 min 43 sec to refill
the emptied tank.
( they don't repair the leak, I guess )
check:
close enough
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