Current Attempt in Progress In the month of March, Wildhorse Salon services 620 clients at an average price of $ 130. During the month, fixed costs were $ 16,380 and variable costs were 70% of sales. (a) 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 e Textbook and Media