please answer both questions correctly...

thanks so much

The current zero-coupon yield curve for risk-free bonds is as follows: Maturity (years) YTM 1 4.96% 2 5.48% 3 5.72% 4 5.95% 5 6.04% What is the risk-free interest rate for a five-year maturity? The risk-free interest rate for a five-year maturity is %. (Round to two decimal places.) Suppose a ten-year, $1,000 bond with an 8.8% coupon rate and semiannual coupons is trading for $1,035.37. a. What is the bond's yield to maturity (expressed as an APR with semiannual compounding)? b. If the bond's yield to maturity changes to 9.7% APR, what will be the bond's price? a. What is the bond's yield to maturity (expressed as an APR with semiannual compounding)? The bond's yield to maturity is %. (Round to two decimal places.)