Problem 15-12 Below is a list of prices for zero-coupon bonds of various maturities. Maturity (Years) 1 2 3 Price of $1,000 Par Bond (Zero-Coupon) $945.80 877.23 803.34 a. A 4.8% coupon $1,000 par bond pays an annual coupon and will mature in 3 years. What should the yield to maturity on the bond be? (Round your answer to 2 decimal places.) Yield to maturity % b. If at the end of the first year the yield curve flattens out at 8.4%, what will be the 1-year holding-period return on the coupon bond? (Round your answer to 2 decimal places.) Holding-period return %