Given the adjusted trial balance below, prepare (in good form) an income statement, statement of retained earnings, and balance sheet. To do so you will need to determine the missing amounts for A, B, C, and D. The name of the business is Oak Manufacturing and the accounting period coincides with the calendar year. The balance in the Retained Earnings account as of December 31, 20X5 is $6,600.
Oak Manufacturing
Adjusted Trial Balance
December 31, 20x5

$ 1,590 Cash Accounts Receivable 3,600 Supplies 60 Prepaid Insurance 60 Office Equipment 6,000 $ "B" Accumulated Depreciation-Office Equipment Accounts Payable 1,600 Salaries Payable 210 Common Stock 2,000 Retained Earnings "D" Service Revenue 6,600 Salaries Expense "A" Supplies Expense 240 Insurance Expense 300 Depreciation Expense-Office Equipment 300 S"C" $15,510