SBD Phone Company sells its waterproof phone case for S110 per unit. Fixed costs total $212,000, and variable costs are $44 per unit (1) Determine the contribution margin ratio. per unit Contribution margin Contribution Margin Ratio Choose Numerator Choose Denominator Contribution Margin Ratio Contribution margin ratio (2) Determine the break even point in dollars. Choose Numerator: 7 Choose Denominator Break Even Point in Dollars Break-even point in dollars