FIFO and LIFO costs under perpetual inyentory system

The following units of an item were avallable for sale during the year:

The firm uses the perpetual inventory system, and there are $8,700$ units of the item on hand at

the end of the year.

This information has been collected in the Microsoft Excel Online file. Open the spreadsheet,

perform the required analysis, and input your answers in the questions below.

Open spreadsheet

a$.$ What is the total cost of the ending inventory according to FIFO?

$

b$.$ What is the total cost of the ending inventory according to LIFO?

$