per unit April 5 Beginning inventory for April was 20 units @ $95 = $1,900. The following purchases and sales information is available for April. Sales price is $145 Purchases (units) Sales 10 @ $ 98 = $ 980 April 8 15 units April 13 25 @ $100 2,500 April 15 10 units April 28 10 @ $102 1,020 April 25 20 units April 30 10 $104 1,040 A. If the periodic inventory system is used, what is the cost of goods sold under LIFQ? B. If the periodic inventory system is used, what is the cost of goods sold under FIFO? C. If the perpetual inventory system is used, what is the cost of goods sold under LIFO? D. If the perpetual inventory system is used, what is the ending inventory under LIFO? E. If the periodic inventory system is used, what is ending inventory under average cost