3) The tax rate is 50%. Firm D has a Debt-to-Equity ratio (D/E) of 200%. i) Figure out the debt-to-firm value (D/V) using Debt-to-Equity ratio (D/E). ii) Figure out the weighted average cost of capital of Firm D (WACC). (40points) 3) The tax rate is 50%. Firm D has a Debt-to-Equity ratio (D/E) of 200%. i) Figure out the debt-to-firm value (D/V) using Debt-to-Equity ratio (D/E). ii) Figure out the weighted average cost of capital of Firm D (WACC). (40points)