document.write( "Question 471451: A biker rode 45 miles in 180 minutes. At what speed (in miles per hour) was the biker traveling? \n" ); document.write( "
Algebra.Com's Answer #323337 by Tatiana_Stebko(1539)\"\" \"About 
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180 minutes is \"180%2F60=3\"hours
\n" ); document.write( "So, a biker rode 45 miles in 3 hours, \"s=45%2F3=15\"miles per hour was the speed
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