Question 415655
trains A and B are traveling in the same direction on parallel tracks.train A is traveling at 40 miles per  hour and train B is traveling at 60 miles per hour . train A passes a station at 9:20 am if train B passes the same station at 9:35 Am at what time will train B catch up to train A. can you please help me salve this quition?

Train A speed	40mph		
Train B speed	60mph		
				
Train A passes station at 		09:20		
Train B passes station at		09:35		
				
Difference in time=00:15 =15minutes	
Train A will have covered  10miles before Train B starts
			
catch up distance=10miles	
catch up speed =	60-40	mph
catch up speed =	20	mph	
				
Catchup time = catchup distance/catch up speed				
catch up time=	10/20
catch up time=	0.5hours	
catch up time=	30 minutes	
Train will catch up at 10:05 AM