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 900,000 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 $23. All of the companys sales are on account. Weller Corporation Comparative Balance Sheet (dollars in thousands) This Year Last Year Assets Current assets: Cash $ 240 $ 510 Accounts receivable, net 15,400 10,250 Inventory 10,200 8,600 Prepaid expenses 1,900 2,300 Total current assets 27,740 21,660 Property and equipment: Land 7,000 7,000 Buildings and equipment, net 20,200 20,000 Total property and equipment 27,200 27,000 Total assets $ 54,940 $ 48,660 Liabilities and Stockholders' Equity Current liabilities: Accounts payable $ 10,500 $ 8,800 Accrued liabilities 800 1,200 Notes payable, short term 400 400 Total current liabilities 11,700 10,400 Long-term liabilities: Bonds payable 5,000 5,000 Total liabilities 16,700 15,400 Stockholders' equity: Common stock 900 900 Additional paid-in capital 4,700 4,700 Total paid-in capital 5,600 5,600 Retained earnings 32,640 27,660 Total stockholders' equity 38,240 33,260 Total liabilities and stockholders' equity $ 54,940 $ 48,660 Weller Corporation Comparative Income Statement and Reconciliation (dollars in thousands) This Year Last Year Sales $ 89,000 $ 84,000 Cost of goods sold 57,000 53,000 Gross margin 32,000 31,000 Selling and administrative expenses: Selling expenses 9,500 9,000 Administrative expenses 13,000 12,000 Total selling and administrative expenses 22,500 21,000 Net operating income 9,500 10,000 Interest expense 600 600 Net income before taxes 8,900 9,400 Income taxes 3,560 3,760 Net income 5,340 5,640 Dividends to common stockholders 360 720 Net income added to retained earnings 4,980 4,920 Beginning retained earnings 27,660 22,740 Ending retained earnings $ 32,640 $ 27,660 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).)