Following is the balance sheet of Thornton Company for Year 3: THORNTON COMPANY Balance sheet Assets Cash Marketable securities Accounts receivable Inventory Property and equipment Accumulated depreciation Total assets Liabilities and Stockholders' Equity Accounts payable Current notes payable Mortgage payable Bonds payable Common stock Retoined earnings Total liabilities and stockholders' equity $ 15,000 7.700 12,560 11,100 172,000 (12,500) $205,860 $ 8,000 3,320 4,850 21,720 114,100 53,870 $205,860 The average number of common stock shares outstanding during Year 3 was 900 shares. Net income for the year was $15,300. Required Compute each of the following: (Round your answer to 2 decimal places. For percentages, 0.2345 should be entered as 23.45.) per share a Current ratio b. Earnings per share c. Quick (acid-test) ratio d. Return on investment % % e. Return on equity 1. Debt to equity ratio