What is the current annual operating$$ income?

$($a$)$ Start by determining the formula to calculate operating income.

$[$

Units sold

$\backslash$times $($

Selling price

$-$

Variable costs

$)]-$

Fixed costs

$=$

Operating income

Part $2$

The current annual operating income is

$$130,000$

$.$

Part $3$

$($b$)$ What is the current breakeven point in$$ revenues?

Determine the formula to calculate the breakeven point in revenues.