Following is a partial list of account balances for two different merchandising companies. The amounts in the accounts represent the balances at the end of the year before any adjustments are made or the books are closed.

Company A__________________________

Sales Revenue $50,000

Sales Discounts 3,000

Merchandise Inventory 12,000

Cost of Goods Sold 38,000

Company B___________________________

Sales Revenue $85,000

Sales Discounts 2,000

Merchandise Inventory 9,000

Purchases 41,000

Purchase Discounts 4,000

Purchases Returns and Allowances 1,000

Required

1. Identify which inventory system, perpetual or periodic, each of the two companies uses. Explain how you know which system each company uses by looking at the types of accounts on its books.

2. How much inventory does Company A have on hand at the end of the year? What is its cost of goods sold for the year?

3. Explain why you cannot determine Company B’s cost of goods sold for the year from the information available.