/The following information applies to the questions displayed below Westerville Company reported the following results from last year's operations Sales $2,000,000 640,000 Varlable expenses Contribution margin 1,360,000 860,000 Fixed expenses Net operating income Average operating assets $ 500,000 $1,250,000 This year, the company has a $250,000 Investment opportunity with the following cost and revenue characterlstics: $400,000 Sales Contribution margin ratio Fixed expenses 70 % of sales $220,000 The company's minimum required rate of return is 10%