Question 479688
percent	percentage	----------------			quantity							
Hydrogen peroxide	50	----------------			x	ml						
water	0	----------------	1000	-	x	ml						
Mixture	30.00%	----------------	1000									
												
50	x	+	0	(	1000	-	x	)	=	30	*	1000
												
50	x	+	0	-	0	x	=			30000		
50	x	-	0	x			=	30000	-	0		
50	x			=	30000							
/	50											
	x=	600ml	50.00%		Hydrogen peroxide 
400 ml		water