Assume coupons are paid annually. Here are the prices of three bonds with 10-year maturities. Assume face value is $100. Bond Coupon (5) 7 9 10 Price (%) 89.50 108.50 139.50 a. What is the yield to maturity of each bond? (Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places.) YTIMI inces Bond Coupon (%) 7 9 9 % 10 % b. What is the duration of each bond? (Do not round intermediate calculations. Round your answers to 2 decimal places.) Duration Bond Coupon 1%) 7 9 years years 10 years