Swifty Corporation reported the following information for the current year: Sales (41000 units) $820000, direct materials and direct labor $410000, other variable costs $41000, and fixed costs $360000. What is Swifty's contribution margin ratio? 0 72%. ss". 45%. 28%. Waterway's CVP income statement included sales of 4500 units, a selling price of s50, variable expenses of $30 per unit, and net income of $25000. Fixed expenses are $225000 $65000 $90000 $135000