<PRE><B>Question 819415</B>
An airplane flies at 440 miles per hour. How fast is it flying in feet per second?
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440 (miles/hr)(1 hr/3600 sec)(5280 ft/1 mile) 
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= (440*1*5280)/(1*3600*1)(ft/sec)
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= 645 1/3 ft/sec
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Cheers,
Stan H.
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