Office Value Inc. is an office supply retailer in Montreal. The company uses a perpetual inventory systern and has a December 31 year end. The following schedule relates to the company's inventory for the month of May 2020: Date No. of Units Total Cost Total Sales May 1 Beginning inventory 150 $ 75,000 5 Sale 100 $ 65,000 9 Purchase 50 $ 27,500 13 Purchase 200 $120,000 24 Sale 200 $140,000 27 Sale 50 $ 40,000 30 Purchase 75 $ 49,500 How many units of inventory are on-hand on May 31, 2020? Select one: a. 825 O b. 675 O c. 375 O d. 125 Using the FIFO method, the cost of sales for the month of May 2020 is equal to: Select one: O a. $192,500 O b. $193,750 c. $175,000 d. $245,000 Under the FIFO method, the cost of ending inventory in dollars is equal to: Mary Select one O a. $78,250 b. $79,500 c. $75,000 d. $27,000 Using the Weighted average-cost method, the cost of sales for the month of May 2020 is equal to: Select one: O a. $193,750 b. $192,500 c. $200,421 d. $245,000