Question 807456
---	percent	----------------	Amount									
Alloy I	90	----------------			300	ounces						
Alloy II	40	----------------			x	ounces						
Mixture	50	----------------	300	+	x	ounces						
												
90	*	300	+	40	x	=	50	(	300	+	x	)
27000	+	40	x	=	15000	+	50	x				
40	x		-50	x	=	-27000	+	15000				
-10	x	=	-12000									
/	-10											
x	=	1200		ounces	Alloy II							
												
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