_ Change all of the numbers in the data area of your worksheet so that it looks like this: A B C 1 Chapter 5: Applying Excel 2 3 Data 4 Unit sales 30,000 units 5 Selling price per unit $ T0 per unit 6 Variable expenses per unit $ 42 per unit 7 Fixed expenses $ ?98,000 4. Confirm your calculations in Requirement 3 above by increasing the unit sales in your worksheet by 20% so that the Data area looks like this: A B C 1 Chapter 5: Applying Excel 2 3 Data 4 Unit sales 36,000 units 5 Selling price per unit $ 70 per unit 6 Variable expenses per unit $ 42 per unit 7 Fixed expenses $ 798,000