Please show formulas and how you calculated answers. I'm very confused.

Here are simplified financial statements for Water van Corporation: Net sales Cost of goods sold Depreciation Earnings before interest and taxes (EBIT Interest expense Income before tax Taxes Net income current assets Long-term assets Total assets Liabilities and shareholders' equity Current liabilities Long-term debt Shareholders' equity Total liabilities and shareholders' equity The company's cost of capital is 8.5%. a. Calculate Water van's economic value added (EVA). (Do not round intermediate calculations. Enter your answer in millions rounded to 2 decimal places.) What is the company's return on capital? (Use start -of- year rather than average capital.) (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.), What is its return on equity? (Use start -of- year rather than average equity.) (Enter your answer as a percent rounded to 2 decimal places.)