Question 551063
percent	percentage	----------------			quantity								
Fruit juice I	6	----------------			x	liters							
fruit juice II	15	----------------	4	-	x	liters							
Mixture	10.00%	----------------	4										
													
6x+15(4-x)=10*4	
													
6x+60-15x=40		
6x-15x=40-60			
-9x=-20								
/-9												
x=	2.22		liters			6.00%		Fruit juice I	
	1.78		liters			15.00%		fruit juice II