document.write( "Question 575237: one travel 55 mph and the other travel 45 mph in opposite directions. How long will it take them to travel a total distance of 240 miles? \n" ); document.write( "
Algebra.Com's Answer #369561 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! one travel 55 mph and the other travel 45 mph in opposite directions. How long will it take them to travel a total distance of 240 miles? \n" ); document.write( "--------------- \n" ); document.write( "It depends on what you mean by \"total distance.\" \n" ); document.write( "Also, how far apart are they at the start? \n" ); document.write( "------------- \n" ); document.write( "If you mean when they'll be 240 miles apart and start from the same point: \n" ); document.write( "The speeds are added when going in opposite directions \n" ); document.write( "55 + 45 = 100 mi/hr \n" ); document.write( "---- \n" ); document.write( "d = r*t \n" ); document.write( "t = d/r = 240/100 \n" ); document.write( "t = 2.4 hours. \n" ); document.write( "------- \n" ); document.write( "If you mean something else, you'll have to specify. \n" ); document.write( " |