Question 478660
percent	percentage	----------------			quantity							
Salt solution	10	----------------			x	liters						
Salt solution	40	----------------	20	-	x	liters						
Mixture	25.00%	----------------	20									
												
10	x	+	40	(	20	-	x	)	=	25	*	20
												
10x+800-	40x=500		
10x-40x=	500-800		
-30x=-300							
/-30											
x=10		liters		10.00%		Salt solution
10		liters		40.00%		Salt solution