Question 454558
Car A	55	mph					
Car B	65	mph					
Difference in time=01:00	1				
Car A	will have covered	55	miles	before 	Car B		starts
catch up distance=		55	miles				
catch up speed =		65	-55	mph			
catch up speed =		10	mph				
Catchup time = catchup distance/catch up speed							
catch up time=		55	/	10			
catch up time=		5.5	hours