Radon Inc. is financing its new invention with issuance of 10 shares of 6 years 4.5% coupon bond with yield to maturity 6%, 60 shares of preferred stock with dividend $2.5 and return of 10%, and 700 shares of common equity at current price of $15 per share. If its common stock has beta 2 and long-term risk free rate is 3% and market risk premium is 6%. What is the Weighted Average Cost of Capital given its tax rate is 40%? Ignore floatation costs