Julie Maloney opened Julie's Maids Cleaning Service on July 1, 2017. During July, the company completed the following transactions. July 1 Invested $15,000 cash in the business.

1 Purchased a used truck for $12,000, paying $3,000 cash and the balance on account.

3 Purchased cleaning supplies for $400 on account.

5 Paid $1,800 on a one-year insurance policy, effective July 1.

12 Billed customers $4,800 for cleaning services.

18 Paid $1,000 of amount owed on truck, and $200 of amount owed on cleaning supplies.

20 Paid $1,800 for employee salaries.

21 Collected $1,300 from customers billed on July 12.

25 Billed customers $1,600 for cleaning services.

31 Paid gas and oil for the month on the truck, $500.

31 Withdrew $800 cash for personal use. The chart of accounts for Julie's Maids Cleaning Service contains the following accounts: No. 101 Cash, No. 112 Accounts Receivable, No. 128 Cleaning Supplies, No. 130 Prepaid Insurance, No. 157 Equipment, No. 158 Accumulated DepreciationEquipment, No. 201 Accounts Payable, No. 212 Salaries Payable, No. 301, Julie Maloney, Capital; No. 306 Julie Maloney, Drawing; No. 350 Income Summary, No. 400 Service Revenue, No. 633 Gas & Oil Expense, No. 634 Cleaning Supplies Expense, No. 711 Depreciation Expense, No. 722 Insurance Expense, and No. 726 Salaries Expense. Instructions (a) Journalize and post the July transactions. Use page J1 for the journal. (b) Prepare a trial balance at July 31 on a worksheet. (c) Journalize the following adjusting entries (Use J2 for the journal), post them to the ledger, then enter them on the worksheet, and complete the worksheet. 1. Earned but unbilled fees at July 31 were $1,400. 2. Depreciation on equipment for the month was $200. 3. One-twelfth of the insurance expired. 4. An inventory count shows $100 of cleaning supplies on hand at July 31. 5. Accrued but unpaid employee salaries were $450. (d) Prepare the income statement and statement of owner's equity for July, and a balance sheet at July 31, 2017.

(e) Journalize and post the closing entries, and complete the closing process. Use page J3 for the journal. (f) Prepare a post-closing trial balance at July 31.