Exercise 18-10 In the month of March, Sheridan Salon services 610 clients at an average price of $190. During the month, fixed costs were $24,510 and variable costs were 70% of sales. Determine the total contribution margin in dollars, the per unit contribution margin, and the contribution margin ratio. Contribution margin in dollars & Contribution margin per unit Contribution margin ratio Using the contribution margin technique, compute the break-even point in dollars and in units. Break-even sales Break-even sales units