The total market value of the equity of Okefenokee Condos is $$12$ million, and the total value of its debt is $$8$ million. The treasurer estimates that the beta of the stock currently is $0\mathrm{.}5$ and that the expected risk premium on the market is $6\%.$ The Treasury bill rate is $5\%,$ and investors believe that Okefenokee's debt is essentially free of default risk.

a$.$ What is the required rate of return on Okefenokee stock?

Note: Do not round intermediate calculations. Enter your answer as a whole percent.

b$.$ Estimate the WACC assuming a tax rate of $21\%.$

Note: Do not round intermediate calculations. 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 calculations. 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 $1\mathrm{.}5.$ What is the required rate of return on Okefenokee's new venture? $($You 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.

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