PART B Patek Ltd. is a retailer operating in Melbourne, Victoria. Patek uses the perpetual inventory method. All sales returns from customers result in the goods being returned to inventory; the inventory is not damaged. Assume that there are no credit transactions; all amounts are settled in cash. You are provided with the following information for Patek Ltd. for the month of January 2022. Date December 31 Description Ending inventory Quantity 160 Unit Cost or Selling Price $17 January 2 Purchase 100 21 January 6 Sale 150 40 January 9 Sale return 10 40 January 9 Purchase 80 24 January 10 Purchase return 10 24 January 10 Sale 60 45 January 23 Purchase 100 28 January 30 Sale 110 50 Instructions For each of the following cost flow assumptions, calculate (i) cost of goods sold, (ii) ending inventory (1) LIFO. (2) FIFO. (3) Moving-average cost