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 1,900,000 550,000 1,350,000 875,000 $ 475,000 Average operating assets 1,187,500 At the beginning of this year, the company has a $237,500 investment opportunity with the following cost and revenue characteristics Sales $ 380,000 50 % of sales Contribution margin ratio Fixed expenses 133,000 The company's minimum required rate of return is 10%