The following information applies to the questions displayed below.] Westerville Company reported the following results from last year's operations Sales Varlable expenses $1,500,000 650,000 Contribution margin Flxed expenses 850,000 580,000 Net operating Income $ 270,000 Average operating assets $1,000,000 This year, the company has a $160,000 Investment opportunity with the following cost and revenue characterlstics $240,000 Sales Contribution margin ratio Flxed expenses 70 % of sales $144,000 The company's minimum required rate of return is 10%