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Big Door Company has 11 million shares outstanding, which are currently trading for about $20 per share and have a levered equity beta of 1.3. Big Door has 20,500 outstanding bonds, with a 4% coupon rate, payable semi-annually and due in 10 years. The bonds are rated BBB. Currently the credit spread for BBB is 123 basis points over equivalent-maturity Government of Canada debt. The current yield on 10-year Canada bonds is 3%, compounded semi-annually. The risk-free interest rate is 3%, and the market risk premium is 6.2%. The company has a 35% 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.) U=levered+debt(1Tc)D/E1+(1Tc)D/EU=levered+debt(1Tc)D/E1+(1Tc)D/E

Unlevered beta

c. If Big Door was 50% debt-financed, what would be its WACC? Assume that the beta of its debt is unchanged by the capital structure change. (Round your answer to 2 decimal places.)

WACC %