The ledger of Metlock, Inc. on March 31 of the current year includes the selected accounts below before adjusting entries have been prepared. Credit Debit $3,640 2,700 28,900 Supplies Prepaid Insurance Equipment Accumulated Depreciation Equipment Notes Payable Unearned Rent Revenue Rent Revenue Interest Expense Salaries and Wages Expense $8,670 18,100 11,250 61,500 0 14,200 An analysis of the accounts shows the following. 1. 2. 3. 4. The equipment depreciates $400 per month. Half of the unearned rent revenue was earned during the quarter. Interest of $320 is accrued on the notes payable. Supplies on hand total $880. Insurance expires at the rate of $300 per month. 5. Prepare the adjusting entries at March 31, assuming that adjusting entries are made quarterly. (If no entry is required, select "No Entry" for the account titles and enter for the amounts. Credit account titles are automatically indented when the amount is entered. Do not indent manually.) Debit Credit No. Date Account Titles and Explanation Mar. 1. 31 2. Mar. 31 3. Mar. 31 4. Mar. 31 Mar. 31