Early in 2012, Aragon Company switched to a just-in-time inventory system.

Its sales and inventory amounts for 2011 and 2012 are shown below.

2011 2012 Sales revenue $3,120,000 $3,713,000 Cost of goods sold 1,200,000 1,425,000 Beginning inventory 170,000 210,000 Ending inventory 210,000 90,000 Determine the inventory turnover and days in inventory for 2011 and 2012. Discuss the changes in the amount of inventory, the inventory turnover and days in inventory, and the amount of sales across the two years.