Cr Dr $1,000 28,000 0 11.000 2,700 211.000 Pro Tech Company Tral Balance December 31, 2020 Account Cash Accounts Receivable Notes Receivable Interest Receivable Supplins Prepaid Insurance Equipment Accumulated depreciation, equipment Accounts payable Salarias payable Uneamed revenues N. Dean, capital N. Dean, withdrawals Sled revenue interest revenue Depreciation expense, equipment Salaries expense Insurance expense Rent expense Supplies expense Advertising expense Utilities expense Totals $31.000 6,000 0 18,000 104,000 15.000 195,700 13,000 39.000 ol 31.000 0 25.000 6.000 $367 700 $367,700 1. Above is the unadjusted trial balance at the company's year-end December 31, 2020. You are required to make adjusting entries based upon the following additional information. If you make any calculations, please include your calculation in the explanation $1,900 of Pre-paid insurance has expired 2 $2,900 worth of supplies are left at year end. $5,000 has been calculated as the annual depreciation for equipment. In November, Mr. Dean entered into a contract to make Sik Silver Sleds. The client paid $18,000 at the signing of the contract. At the end of the year Mr. Dean realized that $2,000 of that money remained uneared 3 4