Brett Farve opened Corellian Window Washing Inc. on July 1, 2001. During July the following transactions were completed.

July 1 Issued $9,000 of common stock for $9,000 cash.

1 Purchased used truck for $6,000, paying $3,000 cash and the balance on account.

3 Purchased cleaning supplies for $900 on account.

5 Paid $1,200 cash on 1-year insurance policy effective July 1.

12 Billed customers $2,500 for cleaning services.

18 Paid $1,000 cash on amount owed on truck and $500 on amount owed on cleaning supplies.

20 Paid $1,200 cash for employee salaries.

21 Collected $1,400 cash from customers billed on July 12.
25 Billed customers $2,000 for cleaning services.
31 Paid gas and oil for month on truck $200.
31 Declared and paid $600 cash dividend.
The chart of accounts for Corellian Window Washing contains the following accounts:
Cash, Accounts Receivable, Cleaning Supplies, Prepaid Insurance, Equipment, Accumulated Depreciation—Equipment, Accounts Payable, Salaries Payable, Common Stock, Retained Earnings, Dividends, Income Summary, Service Revenue, Gas & Oil Expense, Cleaning Supplies Expense, Depreciation Expense, Insurance Expense, Salaries Expense.
Instructions

(a) Journalize the July transactions.

(b) Post to the ledger accounts. (Use T accounts.)

(c) Prepare a trial balance at July 31.

(d) Journalize the following adjustments.
(1) Services provided but unbilled and uncollected at July 31 were $1,100.
(2) Depreciation on equipment for the month was $200.
(3) One-twelfth of the insurance expired.
(4) An inventory count shows $600 of cleaning supplies on hand at July 31.
(5) Accrued but unpaid employee salaries were $400.

(e) Post adjusting entries to the T accounts.

(f) Prepare an adjusted trial balance.
(g) Prepare the income statement and a retained earnings statement for July and a classified balance sheet at July 31.
(h) Journalize and post closing entries and complete the closing process.
(i) Prepare a post-closing trial balance at July 31.