Salvey Incorporated reported the following results from last year's operations: The company's average operating assets were $3,000,000. At the beginning of this year, the company has a $300,000 investment opportunity that involves sales of $480,000, fixed expenses of $100,800, and a contribution margin ratio of 30% of sales. If the company pursues the investment opportunity and otherwise performs the same as last year, the combined ROl for the entire company will be closest to: Multiple Choice 18.2% 15.3% 1.3% 16.6%