Based on the information given, is my retained earnings correct on the general ledger? Also, how would I complete the closing adjustment and the post-closing trial balance sections on the trial balance?

Closing Entries 31-Mar Sales Revenue 400 18,500 00 Income Summary 750 18 500 00 31-Mir Income Summary 750 33,502.75 Salaries Expense 610 4,600 00 Utilities Expense 685 623 00 Telephone Expense 670 432 00 Cleaning & maintenance expense 695 1,150.00 Interest Expense 650 2,447.75 Advertising Expense 600 950 00 Uniforms Expense 690 300 00 Repairs Expense 580 250 00 Printing Expense 675 400 00 Supplies Expense 620 4,550 00 Rent Expense 630 1,500 00 Insurance Expense 650 500 00 Depreciation Expense 540 2,000 00 Cost of goods sold 500 13,700.00 31-Mar Income Summary 750 15 002.75 Retained Earnings 310 15,002.75 31-Mar Retained Earnings 310 1 000 00 Dividends 700 1,000 00Retained earnings Account No. 310 Credit Date Explanation PR Debit Credit Balance Mar 1 Beginning Balance 4,030.40 31 To record closing of income summary 310 15,002.75 19,033.15 31 To record closing of dividends account 310 1,000.00 18,033.15Grace's Diner, Inc. Trial Balance For the Period of April 1, 2019-March 31, 2020 Account Unadjusted Trial Balance Adjusting Entries Adjusted Trial Blance Income Statement Balance Sheet Closing Adjustments Post-Closing Trial Balance Number Account Debit Credit Debit Credit Debit Credit Debit Credit Debit Credit Debit Credit Debit Credit 100 Cash 9 778 29 620 00 9 158 29 9 158.29 110 Accounts receivable 1 100.00 1 100.00 1 100.00 120 Food Inventory 4 876 00 1 675 00 3 200 00 3 200.00 125 Supplies 5 676.00 4 850100 1, 125 00 1 125 00 130 Propald rent 3 000.00 1 500 00 1 500 00 1 500.00 135 Prepaid Insurance 5 400 00 600.00 4 800 00 4 800.00 140 Delivery Van 35 000.00 35 000 00 35 000.00 150 Equipment and fixtures 26 000.00 26 000 00 26 000.00 185 Accumulated depreciation 6 600 00 2 000.00 7 800.00 (7 500.00) 160 Security deposit 3 000.00 3 000.00 3 000.00 210 Accounts payable 1 800.00 1 800.00 1 800 00 220 Notes payable 38 836.72 38 836.72 38 836.72 230 250.00 250.00 250100 240 Interest payable 2 400.00 2 400 00 2 400 00 300 Common stock 20 000 00 20 000 00 20 000 00 310 Retained camings 4 030.40 4 030 40 14 086 67 400 Sales revenue 434 400 00 434 400.00 434 400 00 Cost of Goods Sold 277 650.00 1 6716 00 279 225 00 279 225 00 Advertising expense 2 840.00 2 840 00 2 840 00 610 Salaries couponse 80 800.00 90 800.00 20 800 00 620 Supplies expense 4 680.00 4 850 00 4 850 00 630 Rent expense 16 800.00 1,600.00 18 000.00 18 000.00 640 Depreciation expense 2 000.00 2 000 00 2 000.00 Interest compense 2 068 83 2 400.00 5 068 83 5 068 83 Insurance expense 5 200 00 600 00 5 800 00 5 800 00 Licenses and foos 1 000 00 1 000 00 1 000.00 670 Telephone expense 2 142.00 235.00 2 377.00 2 377 00 675 Printing expense 1 676.00 1.676 00 1 676 00 680 Repairs cuponse 1 350.00 1 350 00 1 350.00 Utilties Expense 3 688.00 385.00 3.973 00 3 973 00 590 Uniform expense 825 00 825 00 825 00 Cleaning & mainenance expense 3 850.00 3 850 00 3 850.00 700 Dividends 1 000.00 1 000.00 Income Summary Net Income 11 086.17 Total's 504 817-12 604 817-12 13.345 00 13 345 00 509 217-12 509 217-12 434 400 00 434 400.00 77 383.29 77 383.29