Steven Diesel owns the Fredonia Barber Shop. He employs $4$ barbers and pays each a base salary of $$1,400$ per month. One of the barbers serves as the manager and receives an extra $$560$ per month. In addition to the base salary, each barber also receives a commission of $$6\mathrm{.}40$ per haircut.

Other costs are as follows.

$\backslash$table$[[$Advertising$,$$$260,$per month$],[$Rent$,$$$1,060,$per month$],[$Barber supplies,$$0\mathrm{.}50,$per haircut$],[$Utilities$,$$$160,$per month plus $$0\mathrm{.}10$ per haircut$],[$Magazines$,$$$25,$per month$]]$

Steven currently charges $$14\mathrm{.}00$ per haircut.

Determine the unit variable costs per haircut and the total monthly fixed costs. $($Round variable costs to $2$ decimal places, e$.$g$.2\mathrm{.}25.)$

Total unit variable cost per haircut $ $$

Total fixed costs

Compute the break$-$even point in sales units and in sales dollars

Determine the net income, assuming $1600$ haircuts are given in a month

$