Redster Company is a manufacturing firm. Presented below is information
concerning one of its products, Ander:
| Date | Transaction | Quantity | Price/Cost |
| 1/1 | Beginning inventory | 2,900 | $10 |
| 2/12 | Purchase | 3,300 | $15 |
| 3/2 | Sale | 2,400 | $28 |
| 4/18 | Purchase | 4,500 | $18 |
| 5/31 | Sale | 3,800 | $30 |
Compute the cost of goods sold under the following situations:
1. Periodic system, FIFO cost flow
2. Perpetual system, FIFO cost flow
3. Periodic system, LIFO cost flow
4. Perpetual system, LIFO cost flow
5. Periodic system, weighted-average cost flow
6. Perpetual system, moving-average cost flow