document.write( "Question 194337: if Jim travels for a half hour at an rate of 20 miles per hour, and for another half hour at an 30 miles per hour, what is his average speed \n" ); document.write( "

Algebra.Com's Answer #145843 by Edwin McCravy(20060) $\"\"$ $\"About$

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\n" ); document.write( " $\"AVERAGE_SPEED+=+%28TOTAL_DISTANCE_TRAVELED%29%2F%28TOTAL_TIME_TRAVELED%29\"$ \r
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\n" ); document.write( "\n" ); document.write( ">>...Jim travels for a half hour at an rate of 20 miles per hour...<<\r
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\n" ); document.write( "\n" ); document.write( " $\"1st_DISTANCE+=+%28RATE%29%28TIME%29+=+%2820%29%281%2F2%29+=+10_MILES\"$
\n" ); document.write( ">>...Jim travels...for another half hour at an 30 miles per hour...<<
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document.write( "Edwin

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