The Beta Corporation has an optimal debt ratio of 40 percent. Its cost of equity capital...

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The Beta Corporation has an optimal debt ratio of 40 percent. Its cost of equity capital is 12 percent and its before-tax borrowing rate is 6 percent. Given a marginal tax rate of 35 percent. a. Calculate the weighted-average cost of capital. (Do not round intermediate calculations. Round your answer as a percent rounded to 2 decimal places.) Weighted-average cost of capital % b. Calculate the cost of equity for an equivalent all-equity financed firm. (Do not round intermediate calculations. Round your answer as a percent rounded to 2 decimal places.) Cost of equity % The Beta Corporation has an optimal debt ratio of 40 percent. Its cost of equity capital is 12 percent and its before-tax borrowing rate is 6 percent. Given a marginal tax rate of 35 percent. a. Calculate the weighted-average cost of capital. (Do not round intermediate calculations. Round your answer as a percent rounded to 2 decimal places.) Weighted-average cost of capital % b. Calculate the cost of equity for an equivalent all-equity financed firm. (Do not round intermediate calculations. Round your answer as a percent rounded to 2 decimal places.) Cost of equity %