Question 658033
	
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,Two buses leave at the same time in opposite directions. 
One bus is traveling at 57 mph and the other at 60 mph. 

Note: both will travel the same amount of time{{{highlight(t)}}}
 {{{57mph*t + 60mph*t = 643.5mi}}}, t = 5.5hr