The manufacturing operations of Sandhill, Inc. had the following inventory balances for the month of January: Raw Materials Work in Process Finished Goods January 1 January 31 $14,400 $15,600 25,200 27,600 16,800 14,400 Sandhill transferred $324,000 of completed goods out of Work in Process Inventory during January Compute the cost of goods sold for January Cost of goods sold $