The data for inventory for an item are:

September 1st- Beginning inventory 40 units at $40

September 4th-sold 30 units

September 10th- purchased 30 units at $42

September 17th- Sold 20 units

September 30th- purchased 20 unites at $44

Using the perpetual inventory system, costing by the LIFO method, what is the cost of the inventory of 40 units on September 30th. Also, using the perpetual inventory system, costing by the FIFO method, what is the cost of the inventory of 40 units on September 30?