document.write( "Question 1041198: Jenny walks 5 kilometers from her house to Star SuperMall to buy a new bike which she uses to return home. She averaged 10 kilometers faster on her bike than on foot. If her total trip took 1 hour and 20 minutes, what is her walking speed in kph? Use the formula v = d/t . \n" ); document.write( "

Algebra.Com's Answer #656149 by josgarithmetic(39617) $\"\"$ $\"About$

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$\"system%28v=D%2FT%2CvT=D%29\"$
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document.write( "          RATE          TIME          DISTANCE\r\n" );
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document.write( "WALK      v                      5\r\n" );
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document.write( "BIKE      v+10                5\r\n" );
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document.write( "TOTAL                   \r\n" );
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