Respuesta :

petahpham
Since there are 60 minutes in an hour, just take 345 and multiply by 60 which will give you 20,700. So your final answer would be 20,700 ft/hr
60min=1hr
1min=1/60hr

so

[tex]\frac{345ft}{1min}=\frac{345ft}{\frac{1}{60}hr}=[/tex]
[tex]\frac{(345ft)(60)}{1hr}=\frac{20700ft}{1hr}[/tex]

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