All of the highlighted yellow areas need an answer showing unless not needed. Please show the formulas!

3 Sydney Corporation uses a PERIODIC inventory system, and provides the following information related to its inventory during the mon 4 April 2022. Compute the number of units on hand at the end of the month. 1. Determine the cost assigned to ending inventory and to cost of goods sold using the FlFO method. 2. Determine the cost assigned to ending inventory and to cost of goods sold using the UFO method. Periodic UFO 3. Determine the cost assigned to ending inventory and to cost of goods sold using the average cost method. Weighted average - Periodic