only solve when you are sure please

A 30-year maturity, 8.6% coupon bond paying coupons semiannually is callable in five years at a call price of $1, 130. The bond currently sells at a yield to maturity of 7.6% (3.80% per half-year). What is the yield to call? (Do not round intermediate calculations. Round your answer to 2 decimal places.) Yield to Call ________ % What is the yield to call if the call price is only $1, 080? (Do not round intermediate calculations. Round your answer to 2 decimal places.) Yield to Call _______ % What is the yield to call if the call price is $1, 130 but the bond can be called in two years instead of five years? (Do not round intermediate calculations. Round your answer to 2 decimal places.) Yield to Call _____ %