document.write( "Question 281439: Sharon runs a single lap on a track in 100 seconds. Jessica runs the same lap in 90 seconds. If both start at the same time from the same point on the track and each maintains a constant rate, the number of minutes before Jessica laps Sharon is:\r
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Algebra.Com's Answer #204446 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Sharon runs a single lap on a track in 100 seconds. Jessica runs the same lap in 90 seconds. If both start at the same time from the same point on the track and each maintains a constant rate, the number of minutes before Jessica laps Sharon is:
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\n" ); document.write( "On each lap Sharon gains 10 seconds on Jessi's time.
\n" ); document.write( "In 9 laps Sharon will have gained a full lap on Jessi.
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\n" ); document.write( "9 laps will take Sharon 900 seconds
\n" ); document.write( "900 seconds = 900/60 = 15 minutes
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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\n" ); document.write( "(A)9 (B) 11 (C) 13.5 (D) 15 (E) 18.5
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