Question 725845
Part I	5.50%		per annum	---x					*	
Part II	7.50%		per annum	---y						
Total investment										
x	+	1	y=	20000	-------------1					
Interest on both investments										
5.50%	x	+	7.50%	y=	1300					
Multiply by		100								
5.5	x	+	7.5	y=	130000.00	--------2				
Multiply (1) by			-5.5							
we get										
-5.5	x	-5.5	y=	-110000.00						
Add this to (2)										
0	x	2	y=	20000						
divide by		2								
			y	=	10000				 -	x)
Part I	5.50%	$	10000							
Part II	7.50%	$	10000							
										
CHECK										
10000	---------	5.50%	-------	550.00						
10000	-------------	7.50%	-------	750.00						
Total			--------------------	1300.00						
										
m.ananth@hotmail.ca