Question 788163
	percent	----------------			quantity									
Silver Alloy I	10.00%	----------------			x	pounds								
Silver Alloy II	60.00%	------	10	-	x	pounds								
Mixture	40.00%	----------------	10											
Total	10		pounds											
10.00%	x	+	60.00%	(	10	-	x	)	=	40.00%	*	10		
10	x	+	60	(	10	-	x	)	=	400				
10	x	+	600	-	60	x	=			400				
10	x	-	60	x			=	400	-	-600				
-50	x			=	-200									
/	-50													
	x			=	4		pounds			10.00%		Silver Alloy I		
					6		pounds			60.00%		Silver Alloy II		
														
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