document.write( "Question 1124070: To get from A to B, the train average 140 MPH, on the way back it averages 110 MPH. The total roundtrip took 6 hours, how long did it take to go from A to B? \n" ); document.write( "

Algebra.Com's Answer #740429 by josgarithmetic(39616) $\"\"$ $\"About$

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document.write( "           SPEED        TIME       DISTANCE\r\n" );
document.write( "AtoB        140          d/140       d\r\n" );
document.write( "BtoA        110          d/110       d\r\n" );
document.write( "TOTAL                    6\r\n" );
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\n" ); document.write( "\n" ); document.write( " $\"d%2F140%2Bd%2F110=6\"$
\n" ); document.write( "Find d;
\n" ); document.write( "then find $\"d%2F140\"$ .\r
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\n" ); document.write( "\n" ); document.write( " $\"d=369.6\"$ miles
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\n" ); document.write( " $\"d%2F140=2.64\"$ or 2 hours 38 minutes \n" ); document.write( "

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