Check my work operations: Sales Variable expenses Contribution margin Fixed expenses Net operating income Average operating assets $ 1,750,000 520,000 1,230,000 880,000 $ 350,000 $ 875,000 15 At the beginning of this year, the company has a $200,000 investment opportunity with the following cost and revenue characteristics: 3 Sales $ 320,000 Contribution margin ratio 60 6 of sales Fixed expenses $ 128,000 The company's minimum required rate of return is 20%. ces Foundational 10-12 (Algo) 12. What is the residual income of this year's investment opportunity? Residual income