Financial data for Joel de Paris, Inc., for last year follow: Joel de Paris, Inc. Balance Sheet Beginning Balance Ending Balance Assets Cash $ 135,000 $ 135,000 Accounts receivable 347,000 473,000 Inventory 563,000 479,000 Plant and equipment, net 815,000 813,000 Investment in Buisson, S. A. 405,000 434,000 Land (undeveloped) 255,000 253,000 Total assets $ 2,520,000 $ 2,587,000 Liabilities and Stockholders' Equity Accounts payable $ 384,000 $ 332,000 Long-term debt 1,043,000 1,043,000 Stockholders' equity 1,093,000 1,212,000 Total liabilities and stockholders' equity $ 2,520,000 $ 2,587,000 Joel de Paris, Inc. Income Statement Sales $ 5,264,000 Operating expenses 4,369,120 Net operating income 894,880 Interest and taxes: Interest expense $ 128,000 Tax expense 207,000 335,000 Net income $ 559,880 The company paid dividends of $440,880 last year. The "Investment in Buisson, S. A.," on the balance sheet represents an investment in the stock of another company. The company's minimum required rate of return of 15%. Required: 1. Compute the company's average operating assets for last year. 2. Compute the company’s margin, turnover, and return on investment (ROI) for last year. (Round "Margin", "Turnover" and "ROI" to 2 decimal places.) 3. What was the company’s residual income last year?