Arlington Merchants reported the following on its income statement for the fiscal years ending December 31, 2016 and 2015. 2016 2015 Sales $4,857,500 $4,752,900 Cost of goods sold 3,258,950 3,207,000 Gross Profit 1,598,550 1,545,900 Operating expenses 883,080 898,280 Profit $715,470 $647,620 Calculate the gross profit margin for Arlington for 2015 and 2016. (Round answers to 1 decimal place, e.g. 52.7%.) Gross profit margin 2016 2015 % Calculate the profit margin for Arlington for 2015 and 2016. (Round answers to 1 decimal place, e.g. 52.7%.) Profit margin 2016 2015 % For each ratio calculated in (a) and (b) above, comment if the ratio has improved or deteriorated from 2015 to 2016. The gross profit margin has from 2015 to 2016. The profit margin has from 2015 to 2016.