Question 782138
	percent	----------------			quantity									
Acid type I	25.00%	----------------			x	gallons								
Acid type II	50.00%	------	500	-	x	gallons								
Mixture	34.00%	----------------	500											
	500													
25.00%	x	+	50.00%	(	500	-	x	)	=	34.00%	*	500		
25	x	+	50	(	500	-	x	)	=	17000				
25	x	+	25000	-	50	x	=			17000				
25	x	-	50	x			=	17000	-	-25000				
-25	x			=	-8000									
/	-25													
	x			=	320		gallons			25.00%		Acid type I		
					180		gallons			50.00%		Acid type II		
														
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