Question 614267
Camper	53	mph					
Car    	68	mph					
Difference in time=		3	hours		
Camper	will have covered	159.00	miles	before	Car    	starts on highway	
catch up distance=		159.00	miles				
catch up speed =		68	-53	mph			
catch up speed =		15	mph				
Catchup time = catchup distance/catch up speed							
catch up time=		159	/	15			
catch up time=		10.60	hours				

10 hours 36 minutes