Sales Cost of goods sold 2021 $ 548,265 271,250 Accounts receivable. 2020 2019 $356,016 26,646 176,198 20,863 $279,228 139,822 19,155 2018 $ 201,609 99,938 11,754 2017 $ 153,900 75,411 10,542 Compute trend percents for the above accounts, using 2017 as the base year. For each of the three accounts, state whether the situation as revealed by the trend percents appears to be favorable or unfavorable. Trend Percent for Net Sales: Numerator: Denominator: Analysis period net sales Base year net sales 2021: 2020: 2019: 2018: 2017: Is the trend percent for Net Sales favorable or unfavorable? Trend percent % % % % % Numerator: Trend Percent for Cost of Goods Sold: Denominator: Trend percent 2021: % 2020: % 2019: % 2018: 2017: Is the trend percent for Cost of Goods Sold favorable or unfavorable? 2021: 2020: Trend Percent for Accounts Receivable: Numerator: Denominator: Trend percent %