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 850,000 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 this year was $20. All of the companys sales are on account. Weller Corporation Comparative Balance Sheet (dollars in thousands) This Year Last Year Assets Current assets: Cash $ 1,810 $ 710 Accounts receivable, net 12,800 10,000 Inventory 9,950 8,400 Prepaid expenses 1,850 2,200 Total current assets 26,410 21,310 Property and equipment: Land 6,500 6,500 Buildings and equipment, net 19,700 19,500 Total property and equipment 26,200 26,000 Total assets $ 52,610 $ 47,310 Liabilities and Stockholders' Equity Current liabilities: Accounts payable $ 10,000 $ 8,550 Accrued liabilities 700 950 Notes payable, short term 350 350 Total current liabilities 11,050 9,850 Long-term liabilities: Bonds payable 5,000 5,000 Total liabilities 16,050 14,850 Stockholders' equity: Common stock 850 850 Additional paid-in capital 4,450 4,450 Total paid-in capital 5,300 5,300 Retained earnings 31,260 27,160 Total stockholders' equity 36,560 32,460 Total liabilities and stockholders' equity $ 52,610 $ 47,310 Weller Corporation Comparative Income Statement and Reconciliation (dollars in thousands) This Year Last Year Sales $ 84,000 $ 79,000 Cost of goods sold 54,500 50,500 Gross margin 29,500 28,500 Selling and administrative expenses: Selling expenses 9,000 8,500 Administrative expenses 12,500 11,500 Total selling and administrative expenses 21,500 20,000 Net operating income 8,000 8,500 Interest expense 600 600 Net income before taxes 7,400 7,900 Income taxes 2,960 3,160 Net income 4,440 4,740 Dividends to common stockholders 340 680 Net income added to retained earnings 4,100 4,060 Beginning retained earnings 27,160 23,100 Ending retained earnings $ 31,260 $ 27,160 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).)