Please show the formulas used and if clarification is needed, please let me know. Thank you in advance!

Edwards Construction currently has debt outstanding with a market value of $140,000 and a cost of 12 percent. The company has EBIT of $16,800 that is expected to continue in perpetuity. Assume there are no taxes. a-1. What is the value of the company's equity? (Do not round intermediate calculations. Leave no cell blank - be certain to enter "O" wherever required.) a- What is the debt-to-value ratio? (Do not round intermediate calculations and round 2. your answer to the nearest whole number, e.g., 32.) b. What are the equity value and debt-to-value ratio if the company's growth rate is 7 percent? (Do not round intermediate calculations and round your "Debt-tovalue" answer to 3 decimal places, e.g., 32.161.) c. What are the equity value and debt-to-value ratio if the company's growth rate is 11 percent? (Do not round intermediate calculations and round your "Debt-tovalue" answer to 3 decimal places, e.g., 32.161.)