document.write( "Question 943418: what is the average speed:3.5 miles in 2 hours and 15 minutes
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Algebra.Com's Answer #575167 by stanbon(75887)\"\" \"About 
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what is the average speed:3.5 miles in 2 hours and 15 minutes
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\n" ); document.write( "speed = total distance/total time = 3.5 mi / 2 1/4 hr
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\n" ); document.write( "= (7/2)/(9/4)
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\n" ); document.write( "= (7/2)(4/9)
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\n" ); document.write( "= (7*2)/9
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\n" ); document.write( "= 14/9
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\n" ); document.write( "= 1.56 mph
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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