Unida Systems has 45 million shares outstanding trading for $9 per share. In addition, Unida has $117 million in outstanding debt. Supposo Unida's equity cost of capital is 10%, its debt cost of captal is 7%, and the corporate tax rate is 31%. a. What is Unida's unlevered cost of capitar? b. What is Unida's after-tax debt cost of capitar? c. What is Unide's weighted average cost of captal? a. What is Unida's unlevered cost of caphar? Unida's unlevered cost of capital is 15. (RRound to one decimal place.)