4. On your fifteenth birthday, you received $1.000, which you invested at 5%, compounded annually. Your investment is now worth S2000. How old are you today (in years)? A) 39.2 years E) 31.2 years B) 37.2 years C) 35.2 years F) 29.2 years 5. You can afford a car loan for $100 a month for five years If the interest rate is 1206 D) 33.2 years