1. Determine the imventory on March 31 and the cost of poods sold for the three month period, wing the first-in, first-out method and the periodic inventory onstem. Inventory, March 31 Cost of goods sold 281,250 2. Determine the imventory on March 31 and the cost of poods sold for the three-month period, using the last-in, first-out methicd and the periodic inventory system. Inventory, March 31 Cout of eoods sold 3. Detersine the inventory on March 31 and the cest of goods sold for the three-monch period, osing the welohited awerage cost method and the periodic imventory system, Round ethe weighted aver. imentory, March 31 Cost of goods seld. cost of goods sold crow brofis inventory, March 31