Question 681759
	Silver percent	----------------			quantity									
Metal alloy I	60	----------------			x	grams								
Metal alloy II	40	------	800	-	x	grams								
Mixture	54	----------------	800											
														
60x+	40(800	-x)=54	*	800		
6000x	+4000(800-x)	=	4320000				
6000x+	3200000	-4000x	=	4320000				
6000x-	4000x=	4320000	-	-3200000				
2000	x			=	1120000									
/	2000													
	x			=	560		grams			60.00%		Metal alloy I		
					240		grams			40.00%		Metal alloy II		
														
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