Radio Heed, Incorporated's income statement and other financial information for the current year is presented below. Required: a. Perform vertical analysis of the income statement. b. Calculate the debt-to-assets ratio. c. Calculate the times interest earned ratio. Complete this question by entering your answers in the tabs below. Perform vertical analysis of the income statement. (Round your answers to the nearest whole percent.) Complete this question by entering your answers in the tabs below. Calculate the debt-to-assets ratio. (Round your answer to 2 decimal places.) Required: a. Perform vertical analysis of the income statement. b. Calculate the debt-to-assets ratio. c. Calculate the times interest earned ratio. Complete this question by entering your answers in the tabs below. Calculate the times interest earned ratio. (Round your answer to 2 decimal places.)