22. A 30-year bond with a par value of $1,000 has a 10% coupon rate with semi-annual payments. Currently this bond is selling at 95% of value value ($ 950,00). Based on this information, answer the following questions. (copy and paste the formula if you use excel) a. Whats the bonds yield-to-maturity (3 Points) b. Whats the bonds duration (3 Points) c. If the interest rate decreased by 1.5%, what is the expected percentage change in bonds price using Duration? (3 Points)