Problem 6-8A (Part Level Submission) Mercer Inc. is a retailer operating in British Columbia. Mercer 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 Mercer Inc. for the month of January 2019. Date Description Quantity Unit Cost or Selling Price January 1 Beginning inventory 100 $15 January 5 Purchase 140 18 January 8 Sale 110 28 January 10 Sale return 10 28 January 15 Purchase 55 20 January 16 Purchase return 5 20 January 20 Sale 90 32 January 25 Purchase 20 22 Collapse question part (a1) Incorrect answer. Your answer is incorrect. Try again. Calculate the Moving-average cost per unit at January 1, 5, 8, 10, 15, 16, 20, & 25. (Round answers to 3 decimal places, e.g. 5.252.) Moving-Average Cost per unit January 1 $Entry field with incorrect answer 17 January 5 $Entry field with incorrect answer 19.33 January 8 $Entry field with incorrect answer 23.31 January 10 $Entry field with incorrect answer 23.56 January 15 $Entry field with incorrect answer 23.35 January 16 $Entry field with incorrect answer 25.33 January 20 $Entry field with incorrect answer 25.39 January 25 $Entry field with incorrect answer 25.38