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10-11-2018
Mathematics

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A pool is being drained at a rate of 120 gallons per minute. What is this rate in gallons per hour?

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wegnerkolmp2741o wegnerkolmp2741o

10-11-2018

120 gallons/min * 60 minutes/hour = 120*60 gallons/hour

7200 gallons/hour

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nap14hockey nap14hockey

10-11-2018

The easiest way to do this is by using dimensional analyis. That way we cancel out the units.

[tex]\frac{120gal}{1min}\times \frac{60min}{1hr}= 7200[/tex]

This rate is 7200 gal/hr

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