The total market value of the equity of Okefenokee Condos is $6 million, and the total value of its debt is $4 million. The treasures estumates that the beta of the stock curtently is 12 and that the expected risk premium on the market is 5%. The Treasury bill rate is 3% and investors believe that Okefenokee's debt is essentially free of default risk 0. What is the required rate of return on Okefenokee stock? Note: Do not round intermediate calculations. Enter your onswer as o whole percent. b. Estimate the WACC assuming a tax rate of 21% Note: Do not round intermediate colculations. Enter your answer as a percent rounded to 2 decimal places. c. Estimate the discount rate for an expansion of the company's present business. Note: Do not round intermediate colculations. Enter your answer as a percent rounded to 2 decimal places. d. Suppose the company wants to diversify into the manufacture of rose-colored glasses. The beta of optical manufacturers with no debt outstanding is 1.4 . What is the required rate of retum on Okefenokee's new venture? Mou should assume that the risky project will not enable the firm to issue any additional debt) Note: Do not round intermediate calculations. Enter your answer as a whole percent