D. Roulstone opened Roulstone Roofing Service on April 1. Transactions for April follow.

Apr. 1 Roulstone contributed \(\$ 11,500\) cash to the business in exchange for common stock.

2 Paid \(\$ 6,100\) cash for the purchase of a used truck.

2 Purchased \(\$ 6,200\) of ladders and other equipment; the company paid \(\$ 1,000\) cash, with the balance due in 30 days.

3 Paid \$2,880 cash for two-year (or 24-month) premium toward liability insurance.

5 Purchased \(\$ 1,200\) of supplies on credit.

5 Received an advance of \(\$ 1,800\) cash from a customer for roof repairs to be done during April and May.

12 Billed customers \(\$ 5,500\) for roofing services performed.

18 Collected \$4,900 cash from customers toward their accounts billed on April 12.

29 Paid \(\$ 675\) cash for truck fuel used in April.

30 Paid \(\$ 100\) cash for April newspaper advertising.

30 Paid \(\$ 4,500\) cash for assistants' wages earned.

30 Billed customers \(\$ 4,000\) for roofing services performed.

Required

a. Set up T-accounts for the following accounts: Cash; Accounts Receivable; Supplies; Prepaid Insurance; Trucks; Accumulated Depreciation-Trucks; Equipment; Accumulated Depreciation Equipment; Accounts Payable; Unearned Roofing Fees; Common Stock; Roofing Fees Earned; Fuel Expense; Advertising Expense; Wages Expense; Insurance Expense; Supplies Expense; Depreciation Expense-Trucks; and Depreciation Expense-Equipment.

b. Record these transactions for April using journal entries.

c. Post these entries to their T-accounts (reference transactions in T-accounts by date).

d. Prepare an unadjusted trial balance at April 30.

\(e\). Prepare entries to adjust the following accounts: Insurance Expense, Supplies Expense, Depreciation Expense-Trucks, Depreciation Expense-Equipment, and Roofing Fees Earned in journal entry form. Supplies still available on April 30 amount to \(\$ 200\). Depreciation for April was \(\$ 125\) on the truck and \(\$ 35\) on equipment. One-fourth of the roofing fee received on April 5, was earned by April 30 .

\(f\). Post adjusting entries to their T-accounts.