Calculate the missing amounts for each of the following firms: (Do not round your intermediate calculations. Negative amount should be indicated by a minus sign. Round to the nearest whole number for the Units Sold column. For the remaining columns round your answers to 2 decimal places. Omit the “$” sign in your response.)

Units
Sold
Selling
Price
Variable
Costs
Per Unit
Contribution
Margin
Fixed
Costs
Operating
Income (Loss)
Firm A 11,100 $ 21 $ $ 96,500 $ 41,800 $
Firm B 8,100 18 66,100 32,290
Firm C 7.4 3.6 10,200 (6,450)
Firm D 4,150 49 40,200 48,970