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Below are the financial results of two companies over two years. Company A Company B Company A Company B Total Revenues 2021 2021 2020 2020 Profit 1000 10 1000 20 2030 Profit Margin 100 10% 5 50% - 150 -15% 5 25% -40 Calculate the Average Profit Margin (ratio of the sums) by dividing the total of the Profits by the Total of the Revenues Calculate the Average Profit Margin (average of the ratios) by averaging the Profit Margins above