Piedmont company segments its business into two regions—north and south. the company prepared the contribution format segmented income statement shown below: totalcompany north south sales $ 600,000 $ 400,000 $ 200,000 variable expenses 360,000 280,000 80,000 contribution margin 240,000 120,000 120,000 traceable fixed expenses 132,000 66,000 66,000 segment margin 108,000 $ 54,000 $ 54,000 common fixed expenses 56,000 net operating income $ 52,000 required: 1. compute the companywide break-even point in dollar sales . 2. compute the break-even point in dollar sales for the north region. 3. compute the break-even point in dollar sales for the south region. (round your break-even dollar sales to the nearest whole number.)