document.write( "Question 1207010: A train leaves Orlando at 4:00 PM. A second train leaves the same city in the same direction at 8:00 PM. The second train travels 112mph
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document.write( " faster than the first. If the second train overtakes the first at 10:00 PM, what is the speed of each of the two trains? \n" );
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Algebra.Com's Answer #844803 by greenestamps(13200)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "When the second train overtakes the first, the first train has been traveling for 6 hours and the second train for 2 hours. \n" ); document.write( "The ratio of times is 3:1, and the distances are the same, so the ratio of speeds is 3:1. \n" ); document.write( "Let x = speed of first train \n" ); document.write( "Then 3x = speed of second train \n" ); document.write( "The difference in their speeds is 112mph: \n" ); document.write( "3x-x=112 \n" ); document.write( "2x=112 \n" ); document.write( "x=56 \n" ); document.write( "ANSWERS: The speeds of the two trains are \n" ); document.write( "first train: x = 56mph \n" ); document.write( "second train: 3x - 168mph \n" ); document.write( " \n" ); document.write( " |