Use the following information for Palmer Co. to compute inventory turnover for 2015 and 2014, and its days' sales in inventory at December 31, 2015 and 2014. (Round answers to one decimal.) Comment on Palmer's efficiency in using its assets to increase sales from 2014 to 2015. Exercise 6-13 Inventory turnover and days' sales in inventory Cost of goods sold ......... Ending inventory ... 2015 $643,825 97,400 2014 $426,650 87.750 2013 $391,300 92.500