In the month of June, Jose Hebert's Beauty Salon gave 4,200 haircuts, shampoos, and permanents at an average price of $40. During the month, fixed costs were $16,800 and variable costs were 75% of sales. Determine the contribution margin in dollars, per unit and as a ratio. (Round contribution margin and contribution margin per unit to 2 decimal places, e.g. 5.75) $ Contribution margin $ Contribution margin per unit Contribution margin ratio % eTextbook and Media Using the contribution margin technique, compute the break-even point in dollars and in units. Break-even point $ Break-even point units eTextbook and Media Compute the margin of safety in dollars and as a ratio. Margin of safety Margin of safety ratio +C