The following information was available for the year ended December 31, 2019 Earnings before interest and taxes (operating income) Interest expense Incore tax expense Net income Total assets at year-end Total liabilities at year-end $ 66,000 12,000 17.000 37.000 220,000 120,000 Required: a. Calculate the debt ratio at December 31, 2019. (Round your answer to 1 decimal place.) b. Calculate the debt/equity ratio at December 31, 2019. (Round your answer to 2 decimal places.) c. Calculate the times interest earned for the year ended December 31, 2019. (Round your answer to 2 decimal places Debt ratio b. DebuEquity ratio c. Times interest earned