Need to fill in the question marks with excel formulas, just tell me the formulas for each question mark, Thank you!

Chapter 2: Applying Excel $12,000 Data Sales Variable costs: Cost of goods sold Variable selling Variable administrative Fixed costs: Fixed selling Fixed administrative $6,000 $600 $400 $2,500 $1,500 Enter a formula into each of the cells marked with a ? below Exhibit 2-9 Traditional Format Income Statement Sales Cost of goods sold Gross margin $ 12,000 6,000 50%