A 20-year maturity bond with face value of $1,000 makes semiannual coupon payments and has a coupon rate of 6%. a. What is the bond's yield to maturity if the bond is selling for $910? (Do not round intermediate calculations. Round your answer to 3 decimal places.) Annual yield to % maturity b. What is the bond's yield to maturity if the bond is selling for $1,000? (Do not round intermediate calculations.) Annual yield to maturity % c. What is the bond's yield to maturity if the bond is selling for $1,110? (Do not round intermediate calculations. Round your answer to 3 decimal places.) Annual yield to 1% maturity