Blue Spruce Corp. is a retailer operating in Calgary, Alberta. Blue Spruce uses the perpetual inventory method. Assume that there are no credit transactions; all amounts are settled in cash. You are provided with the following information for Blue Spruce for the month of January 2022. Date Description Ending inventory Purchase Quantity 159 Unit Cost or Selling Price $18 Dec. 31 Jan. 2 102 23 Jan. 6 Sale 174 42 Jan. 9 Purchase 73 24 Jan. 10 Sale 55 48 Jan. 23 Purchase 95 25 Jan. 30 Sale 125 52 Calculate average cost for each unit. (Round answers to 3 decimal places, e.g. 5.125.) Jan.1 $ 8.833 Jan. 2 Jan. 6 $ $ Jan. 9 Jan. 10 Jan.23 Jan. 30