Problem II The following data pertains to product B of MNO Corporation as of January 1, 2020; January Balance 800 units @ P5 5 Purchases 600 units @ P6 10 Sales 900 units 13 Purchases 700 units @ P7 20 Purchases 700 units @ P8 24 Sales 800 units 30 Purchases 300 units @ P9 31 Sales 400 units Required: Compute the cost of the ending inventory and the cost of sales using the perpetual system under the following methods: 1. FIFO method 2. Moving Average Method