SOLUTION: It takes 4 hoses 40 minutes to fill a 6000 gallon tank. How long would it take 5 hoses to fill a 3000 gallon tank?
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Question 999658: It takes 4 hoses 40 minutes to fill a 6000 gallon tank. How long would it take 5 hoses to fill a 3000 gallon tank?
Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website!
.
In the first case the rate of the hose is .
In the second case, when 5 hoses are used, the rate is , where t is the unknown time.
The hose rate is the same in both cases. It gives an equation
= .
Hence, t = . = = 16 minutes.
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