Question 913559
Car I	speed=	65	mph			
Car II	speed=	70	mph			
						
Time difference  between the starting of the two=	0.50	hours		
						
Time taken by  	Car I	=	X  /	65		
Time taken by  	Car II	=	X  /	70		
						
X  /	65	-	X  /	70	=	0.5
						
LCD -	90					
Multiply equation by	90			90		
						
1.38	x  	-	1.29	x   	=	45
0.1	x  	=	45			
/	0.1					
x=   	455	miles				
Car II	speed=	70	mph			
Distance =  	455	miles				
Time taken =	455	/	70			
Time taken =	6.5	hour	to catch up