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 890,000 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 $22. All of the companys sales are on account. Weller Corporation Comparative Balance Sheet (dollars in thousands) This Year Last Year Assets Current assets: Cash $ 4,774 $ 5,550 Accounts receivable, net 15,300 10,200 Inventory 10,150 8,560 Prepaid expenses 1,890 2,280 Total current assets 32,114 26,590 Property and equipment: Land 6,900 6,900 Buildings and equipment, net 20,100 19,900 Total property and equipment 27,000 26,800 Total assets $ 59,114 $ 53,390 Liabilities and Stockholders' Equity Current liabilities: Accounts payable $ 10,400 $ 8,750 Accrued liabilities 780 1,150 Notes payable, short term 390 390 Total current liabilities 11,570 10,290 Long-term liabilities: Bonds payable 10,000 10,000 Total liabilities 21,570 20,290 Stockholders' equity: Common stock 890 890 Additional paid-in capital 4,650 4,650 Total paid-in capital 5,540 5,540 Retained earnings 32,004 27,560 Total stockholders' equity 37,544 33,100 Total liabilities and stockholders' equity $ 59,114 $ 53,390 Weller Corporation Comparative Income Statement and Reconciliation (dollars in thousands) This Year Last Year Sales $ 88,000 $ 83,000 Cost of goods sold 56,500 52,500 Gross margin 31,500 30,500 Selling and administrative expenses: Selling expenses 9,400 8,900 Administrative expenses 12,900 11,900 Total selling and administrative expenses 22,300 20,800 Net operating income 9,200 9,700 Interest expense 1,200 1,200 Net income before taxes 8,000 8,500 Income taxes 3,200 3,400 Net income 4,800 5,100 Dividends to common stockholders 356 712 Net income added to retained earnings 4,444 4,388 Beginning retained earnings 27,560 23,172 Ending retained earnings $ 32,004 $ 27,560 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).)