The following information comes from the financial statements of Willard Hammond Company: Long-term debt .......-+-+--+-5: $30,000 TotalliabilitieS@a crew. ete ce ees 48,000 Total stockholders’ equity.....---.- 25,000 Operating income....-..-.-+++:> 7,000 Interest expense.....--- +s sere ee 3,000 Compute the following ratio values: 1. Debt ratio. 2. Debt-to-equity ratio. 3. ‘Times interest earned.