The ledger of Perez Rental Agency on March 31 of the current year includes the selected accounts, shown below, before adjusting entries have been prepared.

Debit

Credit

Prepaid Insurance

$ 3,600

Supplies

2,800

Equipment

25,000

Accumulated Depreciation—Equipment

$ 8,400

Notes Payable

20,000

Unearned Rent Revenue

10,200

Rent Revenue

60,000

Interest Expense

-0-

Salaries and Wages Expense

14,000

An analysis of the accounts shows the following.

1. The equipment depreciates $400 per month.

2. One-third of the unearned rent revenue was earned during the quarter.

3. Interest of $500 is accrued on the notes payable.

4. Supplies on hand total $900.

5. Insurance expires at the rate of $200 per month.

Instructions

Prepare the adjusting entries at March 31, assuming that adjusting entries are made quarterly. Additional accounts are Depreciation Expense, Insurance Expense, Interest Payable, and Supplies Expense.