document.write( "Question 17843: Marcella leaves home at 9:00 A.M. and drives to school, arriving at 9:45 A.M. Ifthe distance between home and school 27 mi, what is Marcella\"s average rate of speed? \n" ); document.write( "
Algebra.Com's Answer #8597 by venugopalramana(3286)\"\" \"About 
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Marcella leaves home at 9:00 A.M. and drives to school, arriving at 9:45 A.M. Ifthe distance between home and school 27 mi, what is Marcella\"s average rate of speed?
\n" ); document.write( "time of travel =9:45-9:00=45 mts=45/60 hrs=3/4 hrs.
\n" ); document.write( "distance=27 miles
\n" ); document.write( "speed = distance/time =27/(3/4)=27*4/3=36 miles per hour
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