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4 30 -year maturity bond with face value of $1,000 makes semiannua/ coupon payments and has a coupon rate of 9.00%. Note: Do not round intermediate calculations. Enter your answers as a percent rounded to 3 decimal places. a. What is the yield to maturity if the bond is selling for $1,080 ? b. What is the yleld to maturity if the bond is selling for $1,000 ? c. What is the yleid to maturity if the bond is selling for $1,070