The following transactions occurred during January for Groveland Company: 1/1 Beginning inventory consists of 50 units @ $30 per unit 1/6 Sold 40 units @ $50 per unit 1/9 Purchased 100 units @ $32 per unit 1/16 Sold 80 units @ $52 per unit Purchased 110 units @ $33 per unit 1/20 1/28 Sold 60 units @ $54 per unit Compute cost of goods sold for January assuming the weighted average method is used