Bieber Inc. is a retailer operating in Calgary, Alberta. Bieber Inc. 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 Inc. for the month of January 2022 Quantity Unit Cost or Selling Price $20 100 160 Date Dec. 31 Jan. 2 Jan. 6 Jan. 9 Jan. 10 Jan. 23 Jan. 30 Description Ending inventory Purchase Sale Purchase Sale Purchase Sale 180 75 50 100 130 22 40 24 45 25 48 (1) Your answer is partially correct. Calculate average cost for each unit. (Round answers to 3 decimal places, 6.8.5.125.) Jan. 1 20 Jan 2 $ 20.769 Jan 6 $ Jan. 9 $ Jan. 10 $ Jan. 23 $ Your answer is partially correct. Calculate average cost for each uit. (Round answers to 3 decimal places eg. 5.125.) Jan. 1 $ 20 Jan. 2 $ 20.769 Jan. 6 $ Jan. 9 $ Jan. 10 $ Jan. 23 $ Jan. 30 $