A 30-year maturity bond has a 9% coupon rate, paid annually. It sells today for $897.42. A 20-year maturity bond has a 8.5% coupon rate, also paid annually. It sells today for $909.5. A bond market analyst forecasts that in five years, 25-year maturity bonds will sell at yields to maturity of 10% and that 15-year maturity bonds will sell at yields of 9.5%. Because the yield curve is upward-sloping, the analyst believes that coupons will be invested in short-term securities at a rate of 8%. a-1. Calculate the annual return for the 30-year maturity bond over the next five years. (Do not round intermediate calculations. Round your answer to 2 decimal places.) Annual rate of return % a-2. Calculate the annual return for the 20-year maturity bond over the next five years. (Do not round intermediate calculations. Round your answer to 2 decimal places.) Annual rate of return % b. Which bond offers the higher expected rate of return over the five-year period? 30-year maturity bond 20-year maturity bond