Colonial uses the retail method to estimate its monthly cost of goods sold and month-end inventory. At August 31, the accounting records indicate the cost of goods available for sale during the month (beginning inventory plus purchases) totaled $270,000. These goods had been priced for resale at $675,000. Sales in August totaled $450,000. The estimated inventory at August 31 is:

• $90,000.

• $48,000.

• $120,000.

• $270,000.