Question 1025799
Acid %														
	percent	----------------			quantity									
Solution I  	25.00%	----------------			x	liters								
Solution II  	40.00%	------	12	-	x	liters								
Mixture	30.00%	----------------	12											
	12													
25.00%	x	+	40.00%	(	12	-	x	)	=	30.00%	*	12		
25	x	+	40	(	12	-	x	)	=	360				
25	x	+	480	-	40	x	=			360				
25	x	-	40	x			=	360	-	-480				
-15	x			=	-120									
/	-15													
	x			=	8		liters			25.00%		Solution I  		
					4		liters			40.00%		Solution II  		
														
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