2 Ava Inc. had the following transactions on its inventory during 2021. Ava uses perpetual inventory system. Ava started the year with 300 units of inventory at a cost of $19. 3 4 Date 5 March 6 April 7 June 8 August 9 September 10 November 11 12 Required: Unit Purchases Price per unit Unit Sales Selling Price 500 $20 650 $21 800 $30 200 $32 700 $22 550 $33 13 a. Calculate the total cost of goods sold for the year 2021 using perpetual moving average. 14 b. Calculate ending inventory using perpetual moving average. 15 16 17 49 18 19 20 21 22 23 24 25