Can you tell me what is the correcting entry for the below and which entries should be reversed

should be reversed?

12/31/2010 Physical Inventory 2010 Income 1. An invoice for $8,000, terms f.o.b. shipping point, was received and entered December 30. The invoice shows that the merchandise was shipped December 29, and the receiving report indicates the merchandise was received January 2. 2. An invoice for $300, terms f.o.b. shipping point, was received and entered December 30. The invoice shows that merchandise was shipped December 29, and the receiving report shows the merchandise was received December 31. 3. An invoice for $3,000, terms f.o.b. shipping point, was received and entered January 2. The invoice shows the merchandise was shipped December 30, and the receiving report indicates the merchandise was received December 31. 4. An invoice for $500, terms f.o.b. destination, was received and entered December 30. The receiving report shows the merchandise was received January 2. 5. An invoice for $500, terms f.o.b. destination, was received and entered December 29. The receiving report indicates that the merchandise was received December 31. 6. An invoice for $1,500, terms f.o.b. destination, was received and entered January 2. The receiving report indicates the merchandise was received December 31. 7. Merchandise costing $12,000 and with a selling price of $18,000 was on consignment to Maris Distributing Company and was on that company's premises on December 31. No entry has been made for the consignment