document.write( "Question 333629: an airplane travels 40 miles in 5 minutes. what is its speed in miles pre hours \n" ); document.write( "
Algebra.Com's Answer #239045 by Alan3354(69443)\"\" \"About 
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40 miles in 5 minutes = 40*12 miles in 5*12 minutes
\n" ); document.write( "= 480 miles/hour
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