Retstate the following income statement for a retailer in contribution format,

Sales revenue $($$$100$ per unit$)$ $$70,000$

Less cost of golds sold $($$$58$ per unit$)40,600$

Gross Margin $$29,400$

Less oeprating Costs:

Commissions expense $($$$6$ per unit$)$ $$4,200$

Salaries expense $7,900$

Advertising expense $5,900$

Shipping expense $($$$1$ per unit$)70018700$

Operating Income $$10,700$