Big Door Company has 9 million shares outstanding, which are currently trading for about $14 per share and have an equity beta of 1.3. Big Door has 20,200 outstanding bonds, with a 6 percent coupon rate, payable semi-annually and due in 10 years. The bonds are rated BBB. Currently the credit spread for BBB is 163 basis points over equivalent-maturity Government of Canada debt. The current yield on 10-year Canada bonds is 3 percent, compounded semi-annually. The risk-free interest rate is 2 percent, and the market risk premium is 6.9 percent. The company has a 35 percent tax rate. (Do not round intermediate calculations.) a. Calculate Big Door's WACC. (Round your answer to 2 decimal places.) WACC b. Calculate Big Door's unlevered beta, using the following formula: (Round your answer to 2 decimal places.) Unlevered beta If Big Door was 50 percent debt-financed, what would be its WACC? Assume that the beta of its debt is c. unchanged by the capital structure change. (Round your answer to 2 decimal places.) WACC