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Required information The Foundational 15 [LO11-1, LO11-2] The following information applies to the questions displayed below.] Westerville Company reported the following results from last year's operations: Sales Variable expenses Contribution margin Fixed expenses Net operating income 1,400,000 720,000 680,000 470.000 $ 210,000 Average operating assets 875,000 At the beginning of this year, the company has a $350,000 investment opportunity with the following cost and revenue characteristics: Sales Contribution margin ratio Fixed expenses s s40, 000 336,000 70% of sales The company's minimum required rate of return is 15%. Foundational 11-7 19