Krepps Corporation produces a single product. Last year, Krepps manufactured 33,910 units and sold 28,100 units. Production costs for the year were as follows: Direct materials Direct labor Variable manufacturing overhead Fixed manufacturing overhead $247,543 $176,332 $284,844 474,748 Sales totaled $1,405,000 for the year, variable selling and administrative expenses totaled $148,930, and fixed selling and administrative expenses totaled $247543. There was no beginning inventory. Assume that direct labor is a variable cost The contribution margin per unit was: (Round your intermediate calculations to 2 decimal places.) Multiple Choice $2910 per unit $19.30 per unit $23.80 per unit $24.90 per unit