Question 484732
percent	percentage	----------------			quantity								
Peroxide I	20	----------------			x	liters							
Peroxide II	70	----------------	100	-	x	liters							
Mixture	35.00%	----------------	100										
													
20x	+70	(100-	x	)	=	35	*	100	
													
20x+7000-	70	x	=	3500			
20	x	-	70	x=	3500	-	7000			
-50	x			=	-3500								
/	-50												
	x=	70li ters20.00%	Peroxide I	
	30 liters	70.00%	Peroxide II