Rumolt Motors has 17 million shares outstanding with a share price of $49 per share. In addition, Rumolt has issued bonds with a total current market value of $675 million. Suppose Rumolt's equity cost of capital is 11%, and its debt cost of capital is 7%. a. What is Rumolt's pre-tax WACC? b. If Rumolt's corporate tax rate is 30%, what is its after-tax WACC? a. What is Rumolt's pre-tax WACC? Rumolt's pre-tax WACC is %. (Round to two decimal places.)