Financial data for Joel de Paris, Inc., for last year follow: Joel de Paris, Inc. Balance Sheet Beginning Balance Ending Balance Assets Cash Accounts receivable Inventory Plant and equipment, net Investment in Buisson, S.A. Land (undeveloped) Total assets Liabilities and Stockholders' Equity Accounts payable Long-term debt Stockholders' equity Total liabilities and stockholders' equity 133,000 340,000 575,000 792,000 396,000 253,000 $ 2,489,000 139,000 473,000 478,000 790,000 433,000 248,000 $ 2,561,000 $ 378,000 965,000 1,146,000 $ 2,489,000 $ 338,000 965,000 1,258,000 $ 2,561,000 Joel de Paris, Inc. Income Statement Sales Operating expenses Net operating income Interest and taxes: Interest expense $ 117,000 Tax expense 209,000 Net income $ 5,022,000 4,268,700 753,300 326,000 427,300 $ The company paid dividends of $315,300 last year. The "Investment in Buisson, S.A.," on the balance shee 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. (Do not round int round your final answers to 2 decimal places.) 3. What was the company's residual income last year