document.write( "Question 197329: After leaving Moose Jaw, Hanson drove
\n" ); document.write( "200 kilometers at x km/hr and then decreased his speed by
\n" ); document.write( "20 km/hr and drove 240 additional kilometers. Write a rational expression for
\n" ); document.write( "his total traveling time. Evaluate the expression for x = 100.
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Algebra.Com's Answer #147957 by stanbon(75887)\"\" \"About 
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After leaving Moose Jaw, Hanson drove
\n" ); document.write( "200 kilometers at x km/hr and then decreased his speed by
\n" ); document.write( "20 km/hr and drove 240 additional kilometers. Write a rational expression for
\n" ); document.write( "his total traveling time. Evaluate the expression for x = 100.
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\n" ); document.write( "time = distance/rate
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\n" ); document.write( "Equation:
\n" ); document.write( "Total time = 200/x + 240/20
\n" ); document.write( "Total time = 200/x + 12
\n" ); document.write( "T(100) = 200/100 + 12
\n" ); document.write( "T(100) = 2 + 12 = 14 hours.
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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