Green Grass Ltd.'s (GGL) accounting system provided the following data for the last two years: 2020 2019 Revenues $ 43,000 $ 32,000 Cost of goods sold $ 21,000 $ 17,000 Operating expenses $ 7,000 $ 8,000 Net Income 6 $ 15,000 $ 7,000 Required 1. Using the formula below, calculate the GGL's gross margin ratio for the two years and evaluate GGL's performance in 2020 relative to 2019 Gross Margin Sales Revenue 7 %