What is the yield to maturity (rounded to the nearest whole percent) of a 20 year, $100 par value bond, that pays a 10% coupon semi-annually, given that the bond's current market price is $85?
ABC Inc. just issued a twenty-year semi-annual coupon bond at a price of $1,000. The face value of the bond is $1,000, and the market interest rate is 9%. What is the bond's coupon rate?