solve part b please, I posted part a as a seprate question.

Radford River Resort opened for business on June 1 with 10 deluxe villas. Its trial balance before adjustment on August 31 is as follows. RADFORD RIVER RESORT Trial Balance August 31, 2020 Account Number Debit Credit 101 Cash $ 19,600 126 Supplies 3,300 130 Prepaid Insurance 6,000 140 Land 25,000 141 Buildings 125,000 149 Equipment 26,000 201 Accounts Payable $ 6,500 208 Unearned Rent Revenue 7,400 275 Mortgage Payable 80,000 311 Common Stock 100,000 332 Dividends 5,000 429 Rent Revenue 80,000 622 Maintenance & Repairs Expense 3,600 726 Salaries and Wages Expense 51,000 732 Utilities Expense 9,400 $273.900 $273.900 In addition to those accounts listed on the trial balance, the chart of accounts for Radford River Resort also contains the following accounts and account numbers: No. 112 Accounts Receivable, No. 142 Accumulated Depreciation Buildings, No. 150 Accumulated Depreciation Equipment, No. 212 Salaries and Wages Payable, No. 230 Interest Payable, No. 619 Depreciation Expense, No. 631 Supplies Expense, No. 718 Interest Expense, and No. 722 Insurance Expense. Other data: 1. Insurance expires at the rate of $300 per month 2. A count on August 31 shows $800 of supplies on hand. 3. Annual depreciation is $6,000 on buildings and $2,400 on equipment. 4. Unearned rent revenue of $4,800 has been earned