Exercise 5-13 Inventory turnover and days' sales in inventory Use the following information for Palmer Co. to compute inventory turnover for 2017 and 2016, and its days' sales in inventory at December 31. 2017 and 2016. (Round answers to one decimal.) Comment on Palmer's efficiency in using its assets to increase sales from 2016 to 2017 2017 2016 $643,825 $426,650 $391,300 97,400 87,750 92,500 2015 Cost of goods sold. Ending inventory