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Calculate COGS for the month of January and Ending Inventory (EI) (in dollars, not units) ROUNDING NOTE: When applicable I carried my decimals to 2 places a $10 rounding difference on one of the methods. If you have a small rounding difference, just make note of it on your handwritten work. Periodic Weighted Average COGS $ Periodic Weighted Average El $ Periodic FIFO COGS $ Periodic FIFO EI $ Periodic LIFO COGS $ Periodic LIFO EI $ INVENTORY COST FLOW: part 1 Inventory related transactions for the month of January Use to solve the next several questions. Jan 1: Beginning Inventory: 2,000 units at $4 cost per unit. Jan 8: Sold 1,000 units to a customer at a SALES PRICE of $9 per unit. Jan 12: Purchase from supplier: 4,000 units at $6 PURCHASE PRICE per unit. Jan 22: Sold 3,000 units at a sales price of $11 per unit. Jan 25: Purchase from supplier 3,000 units at $7 purchase price per unit. Jan 27: Sold 2,000 units at a sales price of $13 per unit