The 2021 balance sheet for Hallbrook Industries, Inc., is shown below. HALLBROOK INDUSTRIES, INC. Balance Sheet December 31, 2021 ($ in thousands) Assets Cash $ 340 Short-term investments 290 Accounts receivable Inventory Property, plant, and equipment (net) 340 330 2,400 Total assets $ 3,700 Liabilities and Shareholders' Equity Current liabilities $ 540 Long-term liabilities 490 Paid-in capital 1,450 Retained earnings 1,220 Total liabilities and shareholders' equity $ 3,700 The company's 2021 income statement reported the following amounts ($ in thousands): Net sales Interest expense $6,000 50 Income tax expense Net income 130 300 Required: 1. Calculate the current ratio. (Round your answer to 2 decimal places.) 2. Calculate the acid-test ratio. (Round your answer to 3 decimal places.) 3. Calculate the debt to equity ratio. (Round your answer to 2 decimal places.) 4. Calculate the times interest earned ratio. (Round your answer to 1 decimal place.) 1. Current ratio 2. Acid-test ratio 3. Debt to equity ratio 4. Times interest earned ratio times