document.write( "Question 337669: A cyclist bikes x distance at 10 miles per hour and returns over the same path at 8 miles per hour. What is the cyclist's average rate for the round trip in miles per hour?\r
\n" ); document.write( "\n" ); document.write( "D= 10 M/H
\n" ); document.write( "D=8MPH\r
\n" ); document.write( "\n" ); document.write( "(10+8)/2 = 9 M/H
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Algebra.Com's Answer #242088 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Rate*Time=Distance
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\n" ); document.write( "\"10%2AT1=X\"
\n" ); document.write( "\"T1=X%2F10\"
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\n" ); document.write( "\"8%2AT2=X\"
\n" ); document.write( "\"T2=X%2F8\"
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\n" ); document.write( "Total distance = \"2X\"
\n" ); document.write( "Total time=\"T1%2BT2=X%2F10%2BX%2F8=%284%2F40%29X%2B%285%2F40%29X=%289%2F40%29X\"
\n" ); document.write( "Average speed=Total distance/Total time=\"2X%2F%28%289%2F40%29X%29=2%2A%2840%2F9%29=80%2F9\"mph
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