Raymond Mining Corporation has 8.7 million shares of common stock outstanding, 310,000 shares of 6% $100 par value preferred stock outstanding, and 147,000 7.50% semiannual bonds outstanding, par value $1,000 each. The common stock currently sells for $35 per share and has a beta of 1.35, the preferred stock currently sells for $91 per share, and the bonds have 20 years to maturity and sell for 116% of par. The market risk premium is 7.5%, T-bills are yielding 5%, and Raymond Minings tax is 30%.

b. If Raymond Mining is evaluating a new investment project that has the same risk as the firms typical project, what rate should the firm use to discount the projects cash flows? (Do not round intermediate calculations. Enter your answer as a percentage rounded to 3 decimal places.)