point) A company just starting business made the following three inventory purchases in February Feb 1 225 units $ 1,350 Feb 10 400 units 2,800 Feb 28 100 units 800 $ 4.950 On Feb 15, there were 300 units sold. The company uses a perpetual inventory system. Using the weighted average cost formula, the balance in ending inventory on February 28 is S 3.075 $ 2.958 $ 1.992. $ 4.950