Question 802493
---	percent	----------------	Amount									
Solution   I	60	----------------			10	liters						
solution II	20	----------------			x	liters						
Mixture	25	----------------	10	+	x	liters						
												
60	*	10	+	20	x	=	25	(	10	+	x	)
600	+	20	x	=	250	+	25	x				
20	x		-25	x	=	-600	+	250				
-5	x	=	-350									
/	-5											
x	=	70		liters	solution II							
												
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