Using the following information, compute the direct materials used. Raw materials inventory, January 1 Raw materials inventory, December 31 Work in process, January 1 Work in process, December 31 Finished goods, January 1 Finished goods, December 31 Raw materials purchases Direct labor Factory utilities Indirect labor Factory depreciation Operating expenses O a. 51,720,000 ob. $1,680,000 Oe $1,700,000 od. $1,760,000 $ 20,000 40,000 18,000 12,000 40,000 32,000 1,700,000 760,000 150,000 50,000 400,000 420,000