Early in 2011 Aragon Company switched to a just in time inventory system. Its sales, cost of goods sold, and inventory amounts for 2010 and 2011 are shown below.

2010

2011

Sales

$3,120,000

$3,713,000

Cost of goods sold

1,200,000

1,425,000

Beginning inventory

180,000

220,000

Ending inventory

220,000

80,000

Determine the inventory turnover and days in inventory for 2010 and 2011. Discuss the changes in the amount of inventory, the inventory turnover and days in inventory, and the amount of sales across the two years.