document.write( "Question 991583: Robert is visiting his friend who lives 170 kilometres away. I took him 2.5 hours to get to his friends house, at what speed did he travel? \n" ); document.write( "
Algebra.Com's Answer #611459 by macston(5194)\"\" \"About 
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\n" ); document.write( "170km/2.5hrs=68km/hr
\n" ); document.write( "ANSWER: his average speed was 68 kilometers per hour.
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