Question 424905
Train A  	60	mph				
Train B  	80	mph				
						
Train A passes station at 		11:10				
Train B passes station at		11:25				
						
Difference in time=		00:15	15			
Train Awill have covered 		15	miles	before 	Train B  	
						
catch up distance=		15	miles			
catch up speed =		80	-60	mph		
catch up speed =		20	mph			
						
Catchup time = catchup distance/catch up speed						
catch up time=		15	/	20		
catch up time=		0.75	hours			
catch up time=		45	minutes		
catch up at 12:10 AM