QUESTION punchases during enry 21 14 13 Sales of units were as tollows (all on credit) units at 3 4no uts at 3 35 Required 1. Calculate the ending inventory and the cost of goods sold under a perpetual inventory system by applying each of the two different methods of inventory costing, using the tables pravided a. FIFO b. Moving weighted average Determine the Gross Profit Ratio for the January 28 sale only under the Moving Weighted Average method. Show your calculation. 2. QUESTION 3 Tale purchases during January 2017: Company uses a perpetual inventory system and had the following beginning inventory and item X UnitsUnit CostTotal Cost = $4,200 3,000 4,800 Date Jan. 1 16 Inventory... Pur Purchase. Total units and cost of goods available for sale ..300 300 ...800 @ 314 @ 15 @ 16 $12,000 Sales of units were as follows (all on credit) 200 units at $30 28..460 units at Total units sold....660 Required Calculate the ending inventory and the cost of goods sold under a perpetual inventory system by applying each of the two different methods of inventory costing, using the tables provided 1. a. FIFO b. Moving weighted average Determine the Gross Profit Ratio for the January 28 sale only under the Moving Weighted Average method. Show your calculation. 2