document.write( "Question 384442: car A is going 50 mph and car B is going 60 mph and car A is 15 miles ahead how long will it take Car B to catch up \n" ); document.write( "
Algebra.Com's Answer #272180 by Edwin McCravy(20059)\"\" \"About 
You can put this solution on YOUR website!
\r\n" );
document.write( "The approach rate, or \"catch-up rate\" is the difference in speeds,\r\n" );
document.write( "and 60-50 is 10 mph.  To catch up 15 miles at a rate of 10 mph will\r\n" );
document.write( "take t = d/r = 15/10 = 1.5 hours, an hour and a half.\r\n" );
document.write( "\r\n" );
document.write( "Edwin
\n" ); document.write( "
\n" );