The September 30, 2017, records of First Data Communications include these accounts:
Accounts Receivable ........................................ $243,000
Allowance for Doubtful Accounts ........................... (8,200)
During the year. First Data Communications estimates doubtful-account expense at 1% of credit sales. At year-end (December 31), the company ages its receivables and adjusts the balance in Allowance for Doubtful Accounts to correspond to the following aging schedule.

During the last quarter of 2017, the company completed the following selected transactions:
Nov 30 Wrote off as uncollectible the $1,600 account receivable from Black Carpets and the $600 account receivable from Rare Antiques.
Dec 31 Adjusted the Allowance for Doubtful Accounts and recorded doubtful-account expense at year-end, based on the aging of receivables.
Requirements
1. Record the transactions for the last quarter of 2017 in the journal. Explanations are not required.
2. Prepare a T-account for Allowance for Doubtful Accounts with the appropriate beginning balance. Post the entries from requirement 1 to that account.
3. Show how First Data Communications will report its accounts receivable in a comparative balance sheet for 2016 and 2017. Use the three-line reporting format. At December 31, 2016, the company's Accounts Receivable balance was $215,000, and the Allowance for Doubtful Accounts stood at $4,500.

Age of Accounts Accounts Receivable $231,000 Estimated percent uncollectible 1-30 Days $134,000 0.2% 31-60 Days $45,000 2% 61-90 Days $16,000 1 5% Over 90 Days $36,000 3.5%