Oahu Kiki tracks the number of units purchased and sold throughout each accounting period but applies its inventory costing method at the end of each month, as if it uses a periodic inventory system. Assume Oahu Kiki's records show the following for the month of
January. Sales totaled 320 units.

Beginning Inventory
-Date
January 1
-Units
260
-Unit Cost
$ 85
-Total Cost
$ 22,100

Purchase
-Date
January 15
-Units
420
-Unit Cost
$95
-Total Cost
$39,900

Purchase
-Date
January 24
-Units
220
-Unit Cost
$115
-Total Cost
$25,300

Required:
1. Calculate the number and cost of goods available for sale.

2. Calculate the number of units in ending inventory.

3. Calculate the cost of ending inventory and cost of goods sold using the (a) FIFO, (b) LIFO, and (c) weighted average cost methods.

FIFO
LIFO
Weighted Average Cost
Full Description Neeed