document.write( "Question 940660: Marcy rode her bike around a 1/4 mile trac 16 times. in 30 minutes . what was her speed in miles per hour? \n" ); document.write( "
Algebra.Com's Answer #573297 by macston(5194)\"\" \"About 
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distance = 1/4 mile x 16 laps = 4 miles
\n" ); document.write( "elapsed time = 30 min = 1/2 hr
\n" ); document.write( "speed=distance/time=4 miles/1/2 hr= 8 mph ANSWER
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