Case Revenues Variable Fixed Cost Total cost Operating Contribution Cost Income Margin % A $ 8,000 $ 800 40% B $ ? $ 6,000 $7,000 $14,000 C $ 6,000 $4,000 $ 500 b. Rupert fish sells average fish for $ 12.00 which it purchases from various individuals for $ 5.00 each. Rupert fish has to pay $ 1,000.00 for rent every month, utilities of $ $500.00 and salary of $ 12,000 every month. The income tax rate is 10%. ( 10 marks) How many fish does Rupert fish need to sell to breakeven per month? ii. How many fish does Rupert fish needs to sell to get operating income of $ 5,000 iii. How much fish does Rupert fish needs to sell to get after tax net income of $ 4,900. Assume tax rate as 11%