a. An analysis of WTI's insurance policies shows that $3,071 of coverage has expired. b. An inventory count shows that teaching supplies costing $2,662 are available at year-end. c. Annual depreciation on the equipment is $12,285. d. Annual depreciation on the professional library is $6,142. e. On September 1, WTI agreed to do five training courses for a client for $2,400 each. Two courses will start immediately and finish before the end of the year. Three courses will not begin until next year. The client paid $12,000 cash in advance for all five training courses on September 1, and WTI credited Unearned Revenue. f. On October 15, WTI agreed to teach a four-month class (beginning immediately) for an executive with payment due at the end of the class. At December 31, $9,100 of the tuition revenue has been earned by WTI. g. WTI's two employees are paid weekly. As of the end of the year, two days' salaries have accrued at the rate of $100 per day for each employee. h. The balance in the Prepaid Rent account represents rent for December. Cash Accounts receivable Teaching supplies WELLS TECHNICAL INSTITUTE Unadjusted Trial Balance December 31 Prepaid insurance Prepaid rent Professional library Accumulated depreciation-Professional library Equipment Accumulated depreciation-Equipment Accounts payable Salaries payable Unearned revenue Common stock Retained earnings Dividends Tuition revenue Training revenue Depreciation expense-Professional library Depreciation expense-Equipment Salaries expense Insurance expense Rent expense Teaching supplies expense Advertising expense Utilities expense Totals Debit $ 27,547 Credit 0 10,594 15,894 2,120 31,784 $ 9,537 103,000 16,954 25,000 0 12,000 24,027 85,000 42,381 108,069 40,261 0 50,858 0 23,320 0 7,417 5,933 $ 320,848 $ 320,848 2-a. Post the balance from the unadjusted trial balance and the adjusting entries into the T-accounts. 2-b. Prepare an adjusted trial balance.