Missing data: MK Inc. has decided to raise 25% funds through debt, 35% through preferred stock and remaining through common stock. You are required to calculate weighted average cost of capital for the MK Inc? Please solve it on paper.

MK lncorporated's currently outstanding 11% coupon bonds have a yield to maturity of 8%. MK believes it could issue new bonds at par that would provide a similar yield to maturity. MK also plans to issue some $60 par preferred stock with a 6% dividend. A similar stock is selling on the market for $?0. Lastly, MK also plans to issue some common stocks where their existing common stock is currently trading at $36 a share. The stock is expected to pay a dividend of $3.00 a share at the end of the year, and the dividend is expected to grow at a constant rate of 5% a year. The floatation costs for both common and preferred stock is 5%. If its marginal tax rate is 35%. what is MK's after-tax cost of debt