O&A Corporation, a merchandising company, reported the following results for September:

Number of units sold... 7,400

Selling price per unit ....339

Cost of goods sold .....531,500

Total Variable selling expense .... 99,900

Total fixed selling expense ..77,800

Total Variable administrative expense ... 44,400

Total fixed administrative expense ..185,200

Questions: What is the total variable selling expense? (Contribution income statement format)

What is the total variable expense? (Contribution income statement format)

What is the contribution margin? (Contribution income statement format)

What is the gross margin? (Traditional income statement format)

What is the total administrative expense? (Traditional income statement format)

What is the net operating income? (Traditional income statement format)