AB Car Parts Limited reported total revenues of $475,000 for the year ended December 31. During the same period total cost of goods sold reported was $265,000. The total of all other expenses for the same period was $53,000. Dividends paid to the shareholders amounted to $12,000. AB Car Parts Limited's profit margin ratio for the year ended December 31 is 55.8% 30.5% O 44.2% O 33.1%