Specialty Products Incorporated, has the following inventory account balances and related manufacturing cost flow information for the month of March: Raw Materials, March 1 $ 40,000 Raw Materials, March 31 $ 50,000 Work in Process, March 1 $ 90,000 Work in Process, March 31 $ 80,000 Finished Goods, March 1 $ 136,000 Finished Goods, March 31 $ 124,000 Raw materials purchased ?question mark Raw materials used $ 150,000 Direct labor incurred ?question mark Manufacturing overhead incurred $ 240,000 Cost of goods manufactured $ 600,000 Cost of goods sold ?question mark Raw materials purchased in March is