You have the following information for Van Gogh Inc, for the month ended October 31, 2017 Van Gogh uses a periodic method for Inventory Date Units Description Beginning inventory Unit Cost or Selling Price $24 Oct. 1 60 Oct. 9 Purchase 120 26 Oct. 11 Sale 100 35 Oct 17 Purchase 100 27 Oct. 22 Sale 60 40 Oct 25 Purchase 70 29 Oct 29 Sale 110 40 (b) Compare ending inventory.cost of goods sold, gross profit and gross profit rate results for the three cost flow assumptions. (LIFO, FIFO and Average-cost)