After the success of the company's first two months, Santana Rey continues to operate Business Solutions. The November 30, 2015, unadjusted trial balance of Business Solutions (reflecting its transactions for October and November of 2015) follows Account Title No Debit Credit 101 Cash $38,264 106 Accounts receivable 12,618 126 Computer supplies 2.545 128 Prepaid insurance 2.220 131 Prepaid rent 3.300 163 Office equipment 8.000 164 Accumulated depreciation Office equipment 167 Computer equipment 20.000 168 Accumulated depreciation-Computer equipment 201 Accounts payable 210 Wages payable 236 Unearned computer services revenue 307 Common stoc 73.000 307 Retained earnings 319 Dividends 5.600 403 Computer Services revenue 25.659 612 Depreciation expense-Office equipment 613 Depreciation expense-Computer equipment 623 Wages expense 2.625 637 nsurance expense 640 Rent expense 652 Computer supplies expense 655 Advertising expense 728 676 Mileage expense 704 677 Miscellaneous expenses 250 684 Repairs expense-Computer 805 Totals 98,659 98,659 Business Solutions had the following transactions and events in December 2015 Dec 2 Paid $1,025 cash to Hillside Mall for Business Solutions' share of mall advertising costs. 3 Paid $500 cash for minor repairs to the company's computer. 4 Received $3,950 cash from Alex's Engineering Co. for the receivable from November 0 Paid cash to Lyn Addie for six days of work at the rate of $125 per da 14 Notified by Alex's Engineering Co. that Business Solutions' bid of $7,000 on a proposed project has been accepted. Alex's paid a $1,500 cash advance to Business Solutions. 15 Purchased $1,1 00 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 $5,625 cash 22-26 Took the week off for the holidays. 28 Received $3.000 cash from Gomez Co. on its receivable 29 Reimbursed S. Rey for business automobile mileage (600 miles at $0.32 per mile 31 The company paid $1,500 cash in dividends The following additional facts are collected for use in making adjusting entries prior to preparing financial statements for the company's first three months a. The December 31 inventory count of computer supplies shows $580 still available b. Three months have expired since the 12-month insurance premium was paid in advance c. As of December 31, Lyn Addie has not been paid for four days of work at $125 per da d. 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-y ear life with no salvage Value f. Three of the four months' prepaid rent has expired