Montoure Company uses a periodic inventory system. It entered into the following calendar-year 2015 purchases and sales transactions.

Date

Activities

Units Acquired at Cost

Units Sold at Retail

Jan.

1

Beginning inventory

770

units

@ $75.00 per unit

Feb.

10

Purchase

485

units

@ $72.00 per unit

Mar.

13

Purchase

285

units

@ $57.00 per unit

Mar.

15

Sales

885

units

@ $105.00 per unit

Aug.

21

Purchase

270

units

@ $80.00 per unit

Sept.

5

Purchase

670

units

@ $76.00 per unit

Sept.

10

Sales

1,020

units

@ $105.00 per unit

Totals

2,480

units

1,905

units

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

2.	Compute the number of units in ending inventory.

3.

Compute the cost assigned to ending inventory using (a) FIFO, (b) LIFO, (c) weighted average, and (d) specific identification. For specific identification units sold consist of 770 units from beginning inventory, 215 from the February 10 purchase, 285 from the March 13 purchase, 135 from the August 21 purchase, and 500 from the September 5 purchase.(Round your average cost per unit to 2 decimal places.)

4.	Compute gross profit earned by the company for each of the four costing methods. (Round your average cost per unit to 2 decimal places.)