Periodic Inventory by Three Methods; Cost of Merchandise Sold

The units of an item available for sale during the year were as follows:

Jan. 1	Inventory	40 units @ $92
Mar. 10	Purchase	50 units @ $100
Aug. 30	Purchase	30 units @ $108
Dec. 12	Purchase	80 units @ $110

There are 80 units of the item in the physical inventory at December 31. The periodic inventory system is used.

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Determine the inventory cost and the cost of merchandise sold by three methods. Round interim calculations to one decimal and final answers to the nearest whole dollar.

Cost of Merchandise Inventory and Cost of Merchandise Sold
Inventory Method		Merchandise Inventory		Merchandise Sold
First-in, first-out (FIFO)		$		$
Last-in, first-out (LIFO)
Weighted average cost