FIFO, LIFO and weighted average Computadoras del Futuro made several purchases and sales in April. He had operating expenses of $ 1,800. to. Prepare three income statements: one using the FIFO method, another LIFO, and the other using the weighted average. The merchandise was sold for $ 200 each. b. Calculate the cost of goods sold using the periodic inventory model.

Date	Detail	Quantity	(unit cost)
April 1	Initial inventory	6	$72
6	Sale	4
8	Purchase	11	84
13	Sale	5
15	Sale	3
19	Purchase	20	109
21	Sale	8
22	Sale	2
27	Purchase	10	90
30	Sale	6