Husain, Inc.'s income statement and other financial information for the current year is presented below. Hussain, Inc. Income Statement For the year ended December 31 Sales revenue Cost of goods sold Gross profit Selling, general and administrative expenses Operating income Interest expense Income before taxes Income tax expense Net income $209,131 74,360 134, 771 13,885 120,886 4,347 116,539 4,414 $112,125 Balance sheet information: Current assets Noncurrent assets Current liabilities Long-term debt $255,000 510,000 60,000 120,000 Required: a. Perform vertical analysis of the income statement. Required: a. Perform vertical analysis of the income statement. b. Calculate the debt-to-assets ratio. c. Calculate the times interest earned ratio