Chapter 18 Homework 4 45 points H look Help Save & Exit Submit Check my work QS 18-8 (Algo) Contribution margin per unit and break-even units LO P2 Viva sells its waterproof phone case for $85 per unit. Fixed costs total $193,800, and variable costs are $34 per unit. (1) Determine the contribution margin per unit. Contribution margin Print References (2) Determine the break-even point in units. Numerator: per unit per unit per unit Denominator: Break Even Units Break even units