Required information [The following information applies to the questions displayed below.] Raner, Harris and Chan is a consulting firm that specializes in information systems for medical and dental clinics. The firm has two offices-one in Chicago and one in Minneapolis. The firm classifies the direct costs of consulting jobs as variable costs. A contribution format segmented income statement for the company's most recent year is given: 2. By how much would the company's net operating income increase if Minneapolis increased its sales by $81,000 per year? Assume no change in cost behavior patterns