Question 549430
Fund A	6.50%		per annum	---x					
Fund B	4.50%		per annum	---y					
									
x		+	y=	8000	------------------------1				
6.50%	x	+	4.50%	y=	=	420.00			
Multiply by 		100							
6.5	x	+	4.5	y=	=	42,000.00		--------2	
									
Multiply (1) by			-6.5						
we get									
									
-6.5	x	-6.5	y=	=		-52000.00			
									
Add this to (2)									
									
0	x	-2	y=	=		-10,000.00			
									
divide by		-2							
									
y	=		5,000.00		investment at 	4.50%
Balance			3,000.00		investment at 	6.50%
CHECK									
$3,000.00	---------	6.50%	-------195.00					
$5,000.00	-------	4.50%	-------	225.00					
Total			--------------	420.00