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)\"\" \"About 
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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?
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\n" ); document.write( "It depends on what you mean by \"total distance.\"
\n" ); document.write( "Also, how far apart are they at the start?
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\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
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\n" ); document.write( "d = r*t
\n" ); document.write( "t = d/r = 240/100
\n" ); document.write( "t = 2.4 hours.
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\n" ); document.write( "If you mean something else, you'll have to specify.
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