Take me to the text The income statement of Ellen Corporation for the years 2018 and 2019 showed the following gross profit calculation. Sales Revenue 2019 2018 $90,000 $85,000 Cost of Goods Sold $78,000 $56,000 Gross Profit $12,000 $29,000 a) Calculate the gross profit margins for both years. Do not enter dollar signs or commas in the input boxes. Round the gross profit margin to 2 decimal places. 2019 2018 Gross Profit Margin % b) In which year does Ellen Corporation have a better gross profit margin? Year: