Question 901586
Aluminum													
	percent	----------------			quantity								
Type I	41.00%	----------------			x	pounds							
Type II	70.00%	------	50	-	x	pounds							
Mixture	61.00%	----------------	50										
Total	50		pounds										
41.00%	x	+	70.00%	(	50	-	x	)	=	61.00%	*	50	
41	x	+	70	(	50	-	x	)	=	3050			
41	x	+	3500	-	70	x	=			3050			
41	x	-	70	x			=	3050	-	-3500			
-29	x			=	-450								
/	-29												
	x			=	15.52		pounds			41.00%		Type I	
					34.48		pounds			70.00%		Type II	
													
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