document.write( "Question 1138289: A circular running track is quarter mile long Elena runs on this track completing each lap and 1/20 of an hour what is Elena's running speed include the unit of measurement. \n" ); document.write( "
Algebra.Com's Answer #756117 by ikleyn(52782)\"\" \"About 
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document.write( "speed = \"distance%2Ftime\" = \"%28%281%2F4%29%29%2F%28%281%2F20%29%29\" = \"20%2F4\" = 5 miles per hour.    ANSWER\r\n" );
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document.write( "CHECK.  distance = speed*time = \"5%2A%281%2F20%29\" = \"5%2F20\" = \"1%2F4\" of a mile.   ! Correct !\r\n" );
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