Question 682570
Part I	8.00%		per annum	-------------	Amount invested =x		
Part II	2.00%		per annum	------------	Amount invested = y		=
	900						
Interest-----	48						
							
Part I	8.00%		per annum	---x			
Part II	2.00%		per annum	---y			
Total investment							
x	+	1	y=	900	-------------1		
Interest on both investments							
8.00%	x	+	2.00%	y=	48		
Multiply by		100					
8	x	+	2	y=	4800.00	--------2	
Multiply (1) by			-8				
we get							
-8	x	-8	y=	-7200.00			
Add this to (2)							
0	x	-6	y=	-2400			
divide by		-6					
			y	=	400		
Part I	8.00%	$	500				
Part II	2.00%	$	400				
							
CHECK							
500	---------	8.00%	-------	40.00			
400	-------------	2.00%	-------	8.00			
Total			--------------------	48.00			
							
m.ananth@hotmail.ca