Required information [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 $1,400,000 510,000 890,000 Fixed expenses 610,000 Net operating income $ 280,000 Average operating assets $ 875,000 At the beginning of this year, the company has a $175,000 investment opportunity with the following cost and revenue characteristics: Sales Contribution margin ratio Fixed expenses $280,000 50% of sales $ 98,000 The company's minimum required rate of return is 15%. 7. If the company pursues the investment opportunity and otherwise performs the same as last year, what margin will it earn this year? (Round your percentage answer to 1 decimal place (i.e., 0.1234 should be entered as 12.3).) Margin, %