1. What is the future value of a 5-year ordinary annuity with annual payments of $100, evaluated at a 5 percent interest rate?
2. Earn Future Worth in 10 years of investment starting in year 1 of $ 8000 and increasing 10% annually per year.
3. How much would you be willing to pay for an annuity that promises to pay $5,000 per year for 13 years, beginning in exactly one year. Your relevant interest rate is 8 percent.