During 2018, a company sells 20 units of inventory. The company has the following inventory purchase transactions for 2018: Date Jan. 1 Sep. 8 Number of Units 15 10 Unit Cos $ 60 62 Transaction Beginning inventory Purchase Total Cost $ 900 620 25 $1,520 Calculate ending inventory and cost of goods sold for 2018 assuming the company uses weighted-average cost with a periodic inventory system. (Round weighted-average unit cost to 1 decimal place. Round your final answers to the nearest dollar amount.) Ending inventory Cost of goods sold