Required information [The following information applies to the questions displayed below.) Raner, Harris & 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 Sales Variable expenses Contribution margin Traceable fixed expenses office segment margin Common fixed expenses not traceable to offices Net operating income Total Company $ 490,500 100.000 245,250 SOLOON 245,250 50.000 137.340 28.000 107.910 22.000 office Chicago Minneapoli $ 163,500 100.000 $ 327,000 100.00N 49,050 30.000 196, 200 60.000 114,450 70.000 130,00 40.000 65,020 52.00 52,320 16.000 5 29/430 18.000 78.400 24.00 58,670 $ 39,240 13.00 8.000 Required: 1-a. Compute the companywide break-even point in dollar sales. 1-b. Compute the break-even point for the Chicago office and for the Minneapolis office. 1-c. Is the companywide break-even point greater than, less than or equal to the sum of the Chicago and Minneapolis break-even points