This exercise will allow you to practice performing calculations to determine inventory cost under each of three cost flow methods, using both the periodic and the perpetual systems. The Griggs Company is a multi-product firm. Presented below is information concerning one of their products, Infusion-39.

Date

Transaction

Quantity

Cost

1/1

Beginning inventory

1,000

$12

214

Purchase

2,000

18

2/20

Sale

2,500

4/2

Purchase

3,000

22

11/4

Sale

2,000

Instructions

Compute the cost of the ending inventory, assuming Griggs uses:

(a) Periodic system, FIFO cost method.

(b) Perpetual system, FIFO cost method.

(c) Periodic system, LIFO cost method.

(d) Perpetual system, LIFO cost method.

(e) Periodic system, average cost method.

(f) Perpetual system, moving-average cost method.