document.write( "Question 518310: A train leaves a station and travels north at 75km/h. Two hours later, a second train leaves on a parallel track traveling north at 125km/h. How far from the station will the second train overtake the first train? \n" ); document.write( "
Algebra.Com's Answer #346455 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! A train leaves a station and travels north at 75km/h. Two hours later, a second train leaves on a parallel track traveling north at 125km/h. How far from the station will the second train overtake the first train? \n" ); document.write( "** \n" ); document.write( "let x=travel time for first train (hrs) \n" ); document.write( "(x-2)=travel time for second train (hrs) \n" ); document.write( "travel time*speed=distance (same for both trains) \n" ); document.write( "75x=125(x-2) \n" ); document.write( "75x=125x-250 \n" ); document.write( "50x=250 \n" ); document.write( "x=5 hrs \n" ); document.write( "Distance=5*75=375 km \n" ); document.write( "ans: \n" ); document.write( "The second train overtake the first train 375 km from the station. \n" ); document.write( " |