Can you please show all the work and where you get the numbers from?

Waterway Inc. is a retailer operating in British Columbia. Waterway uses the perpetual inventory system. 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 Waterway Inc. for the month of January 2022 Date Quantity Description Beginning inventory January 1 Unit Cost or Selling Price $21 100 January 5 Purchase 148 24 January 8 Sale 114 36 January 10 Sale return 10 36 January 15 Purchase 55 26 January 16 Purchase return 5 26 January 20 Sale 94 41 January 25 Purchase 26 28 Calculate the Moving-average cost per unit at January 1,5,8, 10, 15, 16, 20, & 25. (Round moving-average cost per unit answers to 3 decimal places, eg. 5.251.) Moving Average Cost per unit January 1 $ January 5 $ January 8 $ January 10 $ $ January 15 S January 16 $ January 20 $ January 25 $ $