20 26 25 Using the following information answer the required questions. Use a comma in your responses, but not cents. The dollar sign is provided for you. Purchases $32,000 Selling expense $ 9600 Inventory, 5.700 6.370 Inventory September 30 September 1 9101 63,000 Administrative expense Sales Purchase returns 1.200 Interest revenue 1,0401 a. What is the amount of Cost of Goods Sold? $ b. What is the amount of Income from Operations? $