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: office Minneapolis $ 351,000 100 Sales Variable expenses Contribution margin Traceable fixed expennen office segment margin Common fixed expenses not traceable to offices Net operating income Total Company Chicago $ 526,500 100% 263,250 50% 263,250 50% 147,420 28 115,830 22 $ 175,500 100% 52,650 30% 122,850 70% 91,260 526 $31,590 18 210,600) 60% 140,400 40 56,160 161 $ 84,240 24 73,710 149 $ 42,120 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?