Question 803692
Part I	15.00%		per annum	-------------	Amount invested =x		
Part II	7.00%		per annum	------------	Amount invested = y		
	50000						
Interest-----	6000.00						
							
Part I	15.00%		per annum	---x			
Part II	7.00%		per annum	---y			
Total investment							
x	+	1	y=	50000	-------------1		
Interest on both investments							
15.00%	x	+	7.00%	y=	6000		
Multiply by		100					
15	x	+	7	y=	600000.00	--------2	
Multiply (1) by			-15				
we get							
-15	x	-15	y=	-750000.00			
Add this to (2)							
0	x	-8	y=	-150000			
divide by		-8					
			y	=	18750	 -	x)
Part I	15.00%	$	31250				
Part II	7.00%	$	18750				
							
CHECK							
31250	---------	15.00%	-------	4687.50			
18750	-------------	7.00%	-------	1312.50			
Total			--------------------	6000.00			
							
m.ananth@hotmail.ca