Problem 10-15 Return on Investment (ROI) and Residual Income [LO10-1, LO10-2] Financial data for Joel de Paris, Inc., for last year follow: The company paid dividends of $399,480 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%. The company paid dividends of $399,480 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. (Do not round intermediate calculations and round your final answers to 2 decimal places.) 3. What was the company's residual income last year