A company's fiscal year-end is December 31, 2024. The following is an adjusted trial balance as of December 31.

Accounts	Debit	Credit
Cash	$10,400
Supplies	31,000
Prepaid Rent	22,000
Accounts Payable		$1,400
Notes Payable		14,000
Common Stock		32,000
Retained Earnings		7,400
Dividends	2,400
Service Revenue		55,600
Salaries Expense	18,400
Advertising Expense	11,400
Rent Expense	8,400
Utilities Expense	6,400
Totals	$110,400	$110,400

1. Prepare the necessary closing entries. 2. Calculate the ending balance of Retained Earnings. 3. Prepare a post-closing trial balance