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1. A manufacturer of cedar shingles has supplied the following data: Bundles of cedar shakes produced and sold Sales revenue. Variable manufacturing expense Fixed manufacturing expense Variable selling and administrative expense Fixed selling and administrative expense Net operating income 360,000 $ 2,412,000 $ 1,170,000 $ 714,000 $ 414,000 $ 82,000 $ 32,000 The company's contribution margin ratio is closest to: A. 72.6% B. 65.7% C. 34.3% D. 27.4% 2. Nussbaum Corporation has provided the following contribution format income statement. Sales (9,000 units) $ 180,000 Variable expenses 117,000 Contribution margin 63,000 Fixed expenses 56,700 Net operating income $ 6,300 The Break-Even in dollar sales is closest to: A. $162,000 B. $117,000 C. $0 D. $173,700