Question 450431
	price	----------------			quantity							
candy I	1.5----------------x	lb						
candy II0.9----------------	30-xlb						
Total	1.10%	----------------30					
1.5x+0.9(30-x)=	1.1*30
1.5x+27	-0.9x=33		
1.5x-0.9x=33-27		
0.6x=	6							
/0.6										
x=10lb	$1.50		
20lb	$0.90