7. A risk-free bond will pay you $1000 in 2 years and nothing in between. The annual discount rate is i 9.5% compounded annually. What is the bond's present value? 8. You buy a 30 year zero coupon bond which will pay you $1000 in 30 years at an annual yield ofi 6% compounded once per year. A few minutes later the annual yield nses to 1-7% compounded once per year. What is the percent change in the value of the bond? (Hint: the answer should be negative.)