In its first month of operations, Manion Candies made three purchases of merchandise in the following sequence: (1) 300 pounds of premium chocolate at $6 per pound, (2) 400 additional pounds at $7 per pound, and (3) 300 pounds at $8 per pound. Assuming there are 450 pounds on hand, computer the cost of the ending inventory under the (a) FIFO method, (b) LIFO method. Manion uses a periodic inventory system, (c) computer the cost of inventory under the average cost method, assuming there are 450 pounds on hand.