An investor buys a 5 -year bond with a 3% coupon rate paid annually. The bond has a yield-tomaturity of 4\%. Assuming a 5-basis point change in yield-to-maturity, the bond's approximate modified duration is closest to: (Do not round intermediate calculation. Round your final answer to 2 decimal places) Question 15 4 pts An investor buys a 9% annual payment bond with three 8 to maturity. The bond has a yield-tomaturity of 8%. The bond's Macaulay duration is closest to: (Do not round intermediate calculation. Round your final answer to 2 decimal places)