Problem 6-08A al-a2 Bieber Inc. is a retailer operating in Calgary, Alberta. Bieber 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 Bieber for the month of January 2022. Date Dec. 31 Jan. 2 Description Ending inventory Purchase Quantity 160 100 Unit Cost or Selling Price $20 22 Sale 180 40 Jan. 6 Jan. 9 75 24 Purchase Sale 45 Jan. 10 Jan. 23 50 100 25 Purchase Sale Jan. 30 130 48 Calculate average cost for each unit. (Round answers to 3 decimal places, e.g. 5.125.) Jan. 1 20.000 $ Jan. 2 22.000 $ Jan. 6 22.000 $ Jan. 9 20.000 $ Jan. 10 A Jan. 23 $ Jan. 30 $