Beginning inventory Units purchased 136 units $40 398 units @ $60 Ending inventory consisted of 52 units. Mason sold 482 units at $120 each. All purchases and sales were made with cash. Operating expenses amounted to $3,750. b. What is the amount of net income using FIFO, LIFO, and weighted average? (Ignore income tax considerations.) (Round cost per unit to 3 decimal places and other intermediate answers and final answers to the nearest whole dollar amount.) Net Income FIFO LIFO Weighted average