document.write( "Question 1143482: James can jog twice as fast as he can walk. He was able to jog the first 9 miles to his grandmother’s house, but then he tired and walked the remaining 1.5 miles. If the total trip took 2 hours, then what was his average jogging speed? \n" ); document.write( "

Algebra.Com's Answer #764302 by josgarithmetic(39633) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "              SPEED       TIME          DISTANCE\r\n" );
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document.write( "JOG              2r        9/(2r)          9\r\n" );
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document.write( "WALK             r        1.5/r            1.5\r\n" );
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document.write( "TOTAL                      2\r\n" );
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\n" ); document.write( "\n" ); document.write( " $\"9%2F%282r%29%2B1.5%2Fr=2\"$ \r
\n" ); document.write( "\n" ); document.write( "-\r
\n" ); document.write( "\n" ); document.write( " $\"9%2F%282r%29%2B3%2F%282r%29=2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"12%2F%282r%29=2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"2r%2F12=1%2F2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"highlight%282r=6%29\"$ , $\"jogging\"$ $\"speed\"$ \n" ); document.write( "

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