QP Corp. sold 5,450 units of its product at $45.50 per unit in year 2015 and incurred operating expenses of $6.50 per unit in selling the units. It began the year with 650 units in inventory and made successive purchases of its product as follows.

Jan.	1	Beginning inventory	650 units	@ $18.50 per unit
Feb.	20	Purchase	1,550 units	@ $19.50 per unit
May	16	Purchase	750 units	@ $20.50 per unit
Oct.	3	Purchase	450 units	@ $21.50 per unit
Dec.	11	Purchase	3,350 units	@ $22.50 per unit
		Total	6,750 units

Whats the inventory, Dec 31, 2015 (ending inventory) for FIFO, LIFO and Weighted Average?

Whats the income taxes expense for FIFO LIFO and weighted average?