document.write( "Question 552160: If a motorist travels 100km in two and half hours, what is the average speed in km per hour? \n" ); document.write( "
Algebra.Com's Answer #360154 by TutorDelphia(193)\"\" \"About 
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rate is just distance over time\r
\n" ); document.write( "\n" ); document.write( "So we have 100 over two and a half so just divide 100 by 2.5 and you get 40km per hour
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