Comparative financial statements for Weller Corporation, a merchandising company, for the year ending December 31 appear below. The company did not issue any new common stock during the year. A total of 930,000 shares of common stock were outstanding. The interest rate on the bond payable was 12%, the income tax rate was 40%, and the dividend per share of common stock was $0.75 last year and $0.40 this year. The market value of the companys common stock at the end of the year was $24. All of the companys sales are on account. Weller Corporation Comparative Balance Sheet (dollars in thousands) This Year Last Year Assets Current assets: Cash $ 4,038 $ 4,140 Accounts receivable, net 15,700 10,400 Inventory 10,350 8,720 Prepaid expenses 1,930 2,360 Total current assets 32,018 25,620 Property and equipment: Land 7,300 7,300 Buildings and equipment, net 20,500 20,300 Total property and equipment 27,800 27,600 Total assets $ 59,818 $ 53,220 Liabilities and Stockholders' Equity Current liabilities: Accounts payable $ 10,800 $ 8,950 Accrued liabilities 860 1,350 Notes payable, short term 430 430 Total current liabilities 12,090 10,730 Long-term liabilities: Bonds payable 8,750 8,750 Total liabilities 20,840 19,480 Stockholders' equity: Common stock 930 930 Additional paid-in capital 4,850 4,850 Total paid-in capital 5,780 5,780 Retained earnings 33,198 27,960 Total stockholders' equity 38,978 33,740 Total liabilities and stockholders' equity $ 59,818 $ 53,220 Weller Corporation Comparative Income Statement and Reconciliation (dollars in thousands) This Year Last Year Sales $ 92,000 $ 87,000 Cost of goods sold 58,500 54,500 Gross margin 33,500 32,500 Selling and administrative expenses: Selling expenses 9,800 9,300 Administrative expenses 13,300 12,300 Total selling and administrative expenses 23,100 21,600 Net operating income 10,400 10,900 Interest expense 1,050 1,050 Net income before taxes 9,350 9,850 Income taxes 3,740 3,940 Net income 5,610 5,910 Dividends to common stockholders 372 744 Net income added to retained earnings 5,238 5,166 Beginning retained earnings 27,960 22,794 Ending retained earnings $ 33,198 $ 27,960 Required: Compute the following financial data for this year: 1. Gross margin percentage. (Round your percentage answer to 1 decimal place (i.e., 0.1234 should be entered as 12.3).) 2. Net profit margin percentage. (Round your percentage answer to 1 decimal place (i.e., 0.1234 should be entered as 12.3).) 3. Return on total assets. (Round your percentage answer to 1 decimal place (i.e., 0.1234 should be entered as 12.3).) 4. Return on equity. (Round your percentage answer to 2 decimal places (i.e., 0.1234 should be entered as 12.34).)