500,000 450,000 $475,000 400,000 350,000 300,000 250,000 $10,000 invested at 8% APR 200,000 150,000 $115,000 100,000 50,000 $10,000 invested at 5% APR 0 0 10 20 30 40 50 a. What is the approximate final value of $10,000 invested for 40 years at 8% APR compounded annually? b. How many times larger is the final value of $10,000 invested for 50 years at 8% APR compounded annually versus 5% APR compounded annually