Q. No. 4: (15) Bonita Beauty Salon gave 2,700 haircuts, shampoos, and permanents at an average price of $30 during the month of June. In order to provide these services, the Salon had to bear a fixed cost of $18,000 whereas, the variable costs were recorded as 70% of sales (assume 2,700 units). Instructions: a. Compute the break-even sales volume in (1) dollars and (2) units. b. Graphically present the break-even point using table and graph method.