Brian Diesel owns the Fredonia Barber Shop. He employs 4 barbers and pays each a base salary of $1,220 per month. One of the barbers serves as the manager and receives an extra $520 per month. In addition to the base salary, each barber also receives a commission of $6.40 per haircut. Other costs are as follows. Advertising $240 per month Rent $900 per month Barber supplies $0.50 per haircut Utilities $165 per month plus $0.10 per haircut Magazines $15 per month Brian currently charges $14.00 per haircut.. (a) (a) Determine the unit variable costs per haircut and the total monthly fixed costs. (Round variable costs to 2 decimal places, eg. 2.25) Total variable cost per haircut Total fixed costs eTextbook and Media Save for Later D Attempts: 0 of 3 used Submit