Western Electric has $23,000 shares of common stock outstanding at a price per share of $57 and a rate return of 14.2 percent. the firm has 6,000 shares of 7 percent preferred stock outstanding $48 a share. The amount of outstanding debt 357,000. The yield to maturity on the debt is 8.49 percent. What is the firm's weighted average cost of capital if the tax rate is 34 percent (Show all work including formulas)