Question #$3$Extended Engine, Inc uses the periodic inventory method and had the following inventory information available for their Super Fine Oil Treatment product for the month of June: UnitsUnit CostTotal Cost$6/1$Beginning Inventory$220$$$2$$ $4406/20$Purchase$500$ $$31,5006/25$Purchase $400$$$31,2006/29$Purchase $700$$$42,8001,820$$$5,940$A physical count of inventory on June $30$ revealed that there were $710$ units on hand.InstructionsCompute: Ending Inventory and Cost of Goods Sold using: FIFO, LIFO and Average Cost. Show detailed work of all your computations.