You need to use moving average method

a. Sapphire Berhad is a retailer operating in Sepang. Sapphire Berhad uses the perpetual inventory method. You are provided with the following information for Sapphire Berhad for the month of December 2019. Date Description Units Unit Cost or Selling Price Dec 1 Beginning Inventory 120 RM25 Dec 9 Purchase 240 26 Dec 12 Sale 200 35 Dec 16 Purchase 140 27 Dec 21 Sale 120 40 Dec 25 Purchase 160 28 Dec 29 Sale 220 40 Required: Calculate the following using moving average (average cost) method. Round average to two decimal point. i. Cost of goods sold ii. Ending inventory