In the month of June, Jose Heberts Beauty Salon gave 4,300 haircuts, shampoos, and permanents at an average price of $30. During the month, fixed costs were $16,600 and variable costs were 75% of sales. Determine the contribution margin in dollars, per unit and as a ratio. (Round contribution margin per unit and contribution margin ratio to 2 decimal places, e.g. 5.25 & 10.50.)