I need help with corrections to an assignment.

Specifically: December 15th Sales and COGS entries are incorrect. December 24th Sales and COGS entries are incorrect December 31 Sales entry is missing.

15-Dec	Cash	48.00
	Merchandise Sales		48.00
15-Dec	Cost of Goods Sold
	Merchandise Inventory
20-Dec	Wages Payable	456.00
	Cash		456.00
20-Dec	Merchandise Inventory	122.00
	Cash		122.00
24-Dec	Cash	109.60
	Merchandise Sales		109.60
24-Dec	Cost of Goods Sold
	Merchandise Inventory
30-Dec	Merchandise Inventory	151.25
	Cash		151.25
31-Dec	Wages Expense	480.00
	Wages Payable		480.00
31-Dec	Depreciation Expense	208.33
	Accumulated Depreciation		208.33
	Interest Expense	150.00
	Total	30,308.58	30,158.58

Information to fill in the table.

15-Dec	Cash (8 x $8.50)	68.00
	Merchandise Sales Revenue		68.00
	Record sale of inventory
15-Dec	Cost of Goods Sold (8 X $6)	48.00
	Merchandise Inventory		48.00
	Recorded the cost of goods sold

24-Dec	Cash (18 x 8.50)	153.00
	Merchandise Sales Revenue		153.00
	Record sale of inventory
24-Dec	Cost of Goods Sold (2 x $6)+(16 x $6.10)	109.60
	Merchandise Inventory		109.60
	Recorded the cost of goods sold
30-Dec	Merchandise Inventory (25 x $6.05)	151.25
	Cash		151.25

		Purchases			Sales			Ending Inventory
Date	No. of Items	Unit Price	Total Price	No. of Items	Unit Price	Total Price	No. of Items	Unit Price	Total Price

15-Dec				8	$ 6.00	$ 48.00	2	$ 6.00	$ 12.00
20-Dec	20	$ 6.10	$ 122.00				2	$ 6.00	$ 12.00
							20	$ 6.10	$ 122.00
							22		$ 134.00
24-Dec				2	$ 6.00	$ 12.00
				16	$ 6.10	$ 97.60	4	$ 6.10	$ 24.40
				18		$ 109.60
30-Dec	25	$ 6.05	$ 151.25				4	$ 6.10	$ 24.40
							25	$ 6.05	$ 151.25
							29		$ 175.65
Net Inventory	55		$ 333.25	26		$ 157.60	29		$ 175.65