Only answer if you're absolutely certain, please.

The transactions below pertain to the firms second month (October) of operations.

1. Paid $11,000 to the supplier to complete payment on the furniture and fixtures bought on September 1, 2019 (refer to transaction 4 of September).

2. Delivered the 3 computers to the customer for which advance payment of $5,400 was received in September. The full invoice value of the sale was received in advance.

3. Paid $40,000 to the supplier to complete payment of the 40 computers that were bought on September 22, 2019 (refer to transaction 11 of September).

4. The customer who owed $31,000 (refer to September transactions) paid the amount to the firm.

5. Purchased and received office supplies for $1,200 by paying cash in October.

6. Purchased 60 computers in October for $1,000 each, and paid $25,000 cash to the supplier, with the remaining amount to be paid in November.

7. Sold 50 computers in October for $1,400 each, received $20,000 cash, with the remaining amount to be collected in November.

8. Paid $2,400 to the employee on October 21st towards wages for the period September 21 to October 20th.

9. Mary Sue took $600 as dividends in cash from the firm.

10. On October 31st, Mary Sue realized that most of her business was commercial. She did not need as many cash registers. So, she sold three of the four cash registers for $4,000 cash.