Chapter 10, Problem 10.17BE

Delta's inventory records for February reflect the following details: On February 1, the beginning inventory consisted of 250 units priced at $3.20 each. On February 9, Delta made its first purchase of 350 units at a cost of $3.50 each. A second purchase was made on February 18, consisting of 500 units priced at $3.70 each. By the end of the month, on February 28, Delta sold 700 units at a price of $6.50 per unit. Using the FIFO (First-In, First-Out) cost flow method, what is the cost of goods sold (COGS) for February?

Colby Corporation has provided the following information: -Operating revenues from customers were $199,700. -Operating expenses for the store were $111,000. -Interest expense was $9,200. -Gain from the sale of plants and equipment was $3,300. -Dividend payments to Colby's stockholders were $7,700. -Income tax expense was $36,000. -Prepaid rent expense was $5,000. What is the amount of Colby's operating income (income from operations)? a. $88,700. b. $83,700. c. $92,000. d. $81,000.

I need help with this general accounting question using the proper accounting approach.