12. A firm issued 30-year bonds that now have 8 years left to maturity. The bonds were issued with a 8% coupon rate. These bonds are currently selling for 120. What is the after-tax cost of debt for this firm? Assume a tax rate of 40%. (2) r- pini P1 Po +D r= rs = Pre + B(rm - rrf) V = D1 f = Da+g rs-g P Kat = Kbt * (1 T). WACC = -