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Waterway's CVP income statement included sales of 6000 units, unit selling price of $250, unit variable cost of $150, and fixed expenses of $120000. Contribution margin is O $1500000 O $600000 $480000 O $900000 Sheridan's CVP income statement included sales of 4500 units, a unit selling price of $300, unit variable cost of $180, and fixed expenses of S110000. Net income is O $540000 O $1350000 $430000 O $700000