Financial data for Joel de Paris, Incorporated, for last year follow: Ending Balance Joel de Paris, Incorporated Balance Sheet Beginning Balance Assets Cash $ 126,000 Accounts receivable 339,000 Inventory 564,000 Plant and equipment, net 831,000 Investment in Buisson, S.A. 393,000 Land (undeveloped) 254,000 Total assets $ 2,507,000 Liabilities and Stockholders' Equity Accounts payable $ 375,000 Long-term debt 1,045,000 Stockholders' equity 1,087,000 Total liabilities and stockholders' equity $ 2,507,000 $ 136,000 473,000 481,000 810,000 428,000 252,000 $ 2,580,000 $ 335,000 1,045,000 1,200,000 $ 2,580,000 Joel de Paris, Incorporated Income Statement Sales $ 4,888,000 Operating expenses 4,057,040 Net operating income 830,960 Interest and taxes: Interest expense $ 124,000 Tax expense 194,000 318,000 Net income $ 512,960 The company paid dividends of $399,960 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? % 1. Average operating assets 2. Margin 2. Turnover 2. ROI % 3. Residual income