Calculate the missing amounts for each of the following firms: (Do not round intermediate calculations.) Contribution Margin Ratio Firm A Firm B Firm C Firm D Sales $ 316,000 133,000 Variable Costs 461,000 58,000 34 % % 27 % 22 % Fixed Costs 115,000 39,800 Operating Income (Loss) $ 35,983 70,058 (4,915)

Calculate the missing amounts for each of the following firms: (Do not round intermediate calculations.)