Causwell Company began 2021 with 17,000 units of inventory on hand. The cost of each unit was $5.00. During 2021 an additional 35,000 units were purchased at a single unit cost, and 27,000 units remained on hand at the end of 2021 (25,000 units therefore were sold during 2021). Causwell uses a periodic inventory system. Cost of goods sold for 2021, applying the average cost method, is $142,500. The company is interested in determining what cost of goods sold would have been if the FIFO or LIFO methods were used.