QS 18-6 Contribution margin per unit and break-even units LO P2 SBD Phone Company 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. per unit per unit per unit Contribution margin (2) Determine the break-even point in units. I Choose Numerator: I Choose Denominator: = Break Even Units Break even units