Question 705612
First car	50	mph				
Car II	60	mph				
		
Difference in time=		=>	3.00	hours	
First car	will have covered	150.00	miles	before	Car II	starts
catch up distance=		150.00	miles			
catch up speed =		60	-50			
catch up speed =		10	mph			
Catchup time = catchup distance/catch up speed						
catch up time=		15				
catch up time=		15.00	hours