After the success of the companys first two months, Santana Rey continues to operate Business Solutions. The November 30, 2017, unadjusted trial balance of Business Solutions (reflecting its transactions for October and November of 2017) follows. No. Account Title Debit Credit 101 Cash $ 38,364 106 Accounts receivable 13,018 126 Computer supplies 2,645 128 Prepaid insurance 2,100 131 Prepaid rent 3,100 163 Office equipment 8,300 164 Accumulated depreciationOffice equipment $ 0 167 Computer equipment 21,600 168 Accumulated depreciationComputer equipment 0 201 Accounts payable 0 210 Wages payable 0 236 Unearned computer services revenue 0 307 Common stock 71,000 318 Retained earnings 0 319 Dividends 6,100 403 Computer services revenue 30,119 612 Depreciation expenseOffice equipment 0 613 Depreciation expenseComputer equipment 0 623 Wages expense 2,475 637 Insurance expense 0 640 Rent expense 0 652 Computer supplies expense 0 655 Advertising expense 1,698 676 Mileage expense 694 677 Miscellaneous expenses 240 684 Repairs expenseComputer 785 Totals $ 101,119 $ 101,119 Business Solutions had the following transactions and events in December 2017. Dec. 2 Paid $1,010 cash to Hillside Mall for Business Solutions share of mall advertising costs. 3 Paid $400 cash for minor repairs to the companys computer. 4 Received $4,650 cash from Alexs Engineering Co. for the receivable from November. 10 Paid cash to Lyn Addie for six days of work at the rate of $110 per day. 14 Notified by Alexs Engineering Co. that Business Solutions bid of $7,400 on a proposed project has been accepted. Alexs paid a $1,600 cash advance to Business Solutions. 15 Purchased $1,500 of computer supplies on credit from Harris Office Products. 16 Sent a reminder to Gomez Co. to pay the fee for services recorded on November 8. 20 Completed a project for Liu Corporation and received $6,625 cash. 2226 Took the week off for the holidays. 28 Received $3,800 cash from Gomez Co. on its receivable. 29 Reimbursed S. Rey for business automobile mileage (400 miles at $0.26 per mile). 31 The company paid $1,200 cash in dividends. The following additional facts are collected for use in making adjusting entries prior to preparing financial statements for the companys first three months: The December 31 inventory count of computer supplies shows $670 still available. Three months have expired since the 12-month insurance premium was paid in advance. As of December 31, Lyn Addie has not been paid for four days of work at $110 per day. The computer system, acquired on October 1, is expected to have a four-year life with no salvage value. The office equipment, acquired on October 1, is expected to have a five-year life with no salvage value. Three of the four months' prepaid rent has expired. Required: 1. Prepare journal entries to record each of the December transactions and events for Business Solutions. 2-a. Prepare adjusting entries to reflect a through f. 2-b. Post the journal entries to record each of the December transactions, adjusting entries to the accounts in the ledger. 3. Prepare an adjusted trial balance as of December 31, 2017. 4. Prepare an income statement for the three months ended December 31, 2017. 5. Prepare a statement of retained earnings for the three months ended December 31, 2017. 6. Prepare a balance sheet as of December 31, 2017. 7. Record and post the necessary closing entries as of December 31, 2017. 8. Prepare a post-closing trial balance as of December 31, 2017.