Question 874898
	percent	----------------			quantity							
Acid type I	60.00%	----------------			x	liters						
acid type II	30.00%	------	60	-	x	liters						
Mixture	40.00%	----------------	60									
Total	60		liters									
60.00%	x	+	30.00%	(	60	-	x	)	=	40.00%	*	60
60	x	+	30	(	60	-	x	)	=	2400		
60	x	+	1800	-	30	x	=			2400		
60	x	-	30	x			=	2400	-	-1800		
30	x			=	600							
/	30											
	x			=	20		liters			60.00%		Acid type I
					40		liters			30.00%		acid type II
												
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