Common size and trend percents for Rustynail Company s sales,cost of goods sold,and expenses follow. Common size percents. 2017 sales 100 % 2016 sales 100 %,2015 sales 100 %. Cost of goods sold 2017. 63.1 . 2016 60.9. 2015. 57.4. Total expenses. 2017 , 14.3 , 2016. 13.8. 2015. 14.1 Trend percents. 2017. 2016 2015

sales. 104.5% 103.3 % 100

cost of goods sold 114.9. 109.6. 100

total expenses. 106.1. 101.1. 100