2018	2017
net sales of revenue	15,900	15,400
cost of goods sold	9,040	8,640
beginning inventory	2,500	1,800
ending inventory	2,900	2,500

BRB Incorporated is a multichannel video game and consumer electronics retailer. The company reported the following amounts (in millions) in its annual financial statements at the end of January. 2018 2017

Required:

Determine the inventory turnover ratio and average days to sell inventory for 2018 and 2017. TIP: In both the numerator (CGS) and denominator (average inventory), use costs (not selling prices).

At Wright, inventory turned over 4.5 times during 2018 (81.1 days to sell). Are the Wright inventory managers more effective or less effective than those at BRB?