The Nolan Corporation finds it is necessary to determine is marginal cost of capital. Nolan's current capital structure calls for 30 percent debt 25 percent preferred stock and 45 percent common equity Initially, common equity will be in the form of retained eamings (Ke) and then new common stock (K). The costs of the various sources of financing are as follows debt later tax), 72 percent; preferred stock 10 percent retained earnings, 12 percent and new common stock, 132 percent a. What is the initial weighted average cost of capital? (include debt preferred stock and common equity in the form of retained earnings, Ka) (Do not round Intermediate calculations. Input your answers as a percent rounded to 2 decimal places.) Weighted Cost Debt Preferred stock Common equity Weighted average cost of capital 0.001 b. If the firm has 18 million in retained earnings, or whet size capital structure will the firm run out of retained earnings? (Enter your answer in millions of dollars (e.g.$10 million should be entered as "10").) mision Capral structure sceX c. What will the marginal cost of capital be immediately after that point? (Equity will remain at 45 percent of the capital structure, but will all be in the form of new common stock, K.) (Do not round intermediate calculations. Input your answer as a percent rounded to 2 decimal places.) Marginal cost of capital % d. The 72 percent cost of debt referred to earlier applies only to the first 521 million of debt. After that the cost of debt will be 92 percent. At what size capital structure will there be a change in the cost of debt? (Enter your answer in millions of dollars (0.9. $10 million should be entered as "10").) Capital structure size (2) minton .. What will the marginal cost of capital be immediately after that point? (Contider the facts in both parts cando) (Do not round Intermediate calculation. Input your answer as a percent rounded to 2 decimal places.) Marginal cost of capital