Grother Company uses the periodic inventory method and had the following inventory information available:

$1/1/$Beginning Inventory

$1/20$ Purchase

$7/25$ Purchase

$10/20$ Purchse

$1/1$ units$=100$

$1/20$ units $=500$

$7/25$ units$=100$

$10/20$ units$=300$

Total units $=1,000$

$1/1$ unit cost: $$4$

$1/20$: unit cost $$5$

$7/25$ unit cost:$$7$

$10/20$ unit cost $$8$

$1/1$ total cost$=400$

$1/30$ total cost$=2500$

$7/25$ total cost$=700$

$10/20$ total cost$=2,400$

Totsl $=$$$6,000$

A physical count of inventory on December $31$ revealed that there were $350$ units on hand

Instructions:Answer the following independent questions and show computations supporting your answers$1.$ Assume that the company uses the FIrO method. Compute the value of the ending inventory at December and the cost of goods sold.

$2.$ Assume that the company uses the average cost method. Compute the value of the ending inventory on December $3$ and the cost of goods sold.

$3.$ Assume that the company uses the LIFO method. Compute the value of the ending inventory on December $31$ and the cost of goods sold.