document.write( "Question 333208: An express train travels 315 kilometers in 3 hours what is the train,s average rate of speed \n" ); document.write( "
Algebra.Com's Answer #238732 by stanbon(75887)\"\" \"About 
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An express train travels 315 kilometers in 3 hours what is the train,s average rate of speed
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\n" ); document.write( "Rate = distance/time
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\n" ); document.write( "Rate = 315/3 = 105 km/hr
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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