P3-2A Mac's Motel opened for business on May 1, 2017. Its trial balance before adjust- Prep ment on May 31 is as follows. post trial MAC'S MOTEL state Trial Balance (LO May 31, 2017 Account Number Debit Credit GL 101 Cash $ 3,500 126 Supplies 2,080 130 Prepaid Insurance 2,400 140 Land 12,000 141 Buildings 60,000 149 Equipment 15,000 201 Accounts Payable $ 4,800 208 Unearned Rent Revenue 3,300 275 Mortgage Payable 40,000 301 Owner's Capital 41,380 429 Rent Revenue 10,300 610 Advertising Expense 600 726 732 Salaries and Wages Expense Utilities Expense 3,300 900 $99,780 $99,780 In addition to those accounts listed on the trial balance, the chart of accounts for Mac's Motel also contains the following accounts and account numbers: No. 142 Accumulated Depreciation Buildings, No. 150 Accumulated Depreciation-Equipment, No. 212 Sala- ries 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. Prepaid insurance is a 1-year policy starting May 1, 2017. 2. A count of supplies shows $750 of unused supplies on May 31. 3. Annual depreciation is $3,000 on the buildings and $1,500 on equipment. 4. The mortgage interest rate is 12%. (The mortgage was taken out on May 1.) 5. Two-thirds of the unearned rent revenue has been earned. 6. Salaries of $750 are accrued and unpaid at May 31.