2a. Pacific Company starts the year with a beginning inventory of 3,900 units at $7 per unit. The company purchases 5,900 units at $6 each in February and 2,900 units at $8 each in March. Pacific sells 1,400 units during this quarter. Pacific has a perpetual inventory system and uses the FIFO inventory costing method. What is the cost of goods sold for the quarter?

2b. The Laurel Corporation starts the year with a beginning inventory of 390 units at $14 per unit. The company purchases 545 units at $22 each in February and 380 units at $15 each in October. Laurel sells 195 units during the year. Laurel has a periodic inventory system and uses the FIFO inventory costing method. What is the amount of cost of goods sold?

2c. Alphabet Company, which uses the periodic inventory method, purchases different letters for resale. Alphabet had no beginning inventory. It purchased A thru G in January at $10.50 per letter. In February, it purchased H thru L at $12.50 per letter. It purchased M thru R in March at $13.50 per letter. It sold A, D, E, H, J and N in October. There were no additional purchases or sales during the remainder of the year. If Alphabet Company uses the LIFO method, what is the cost of its ending inventory?