Identify type account rela Instructions Prepare adjusting entries for the seven items described above. B3.6 (LO 2, 3, 4) Mendoza Company accumulates the following adjustment data at December 31. 1. Services performed but unbilled total $3,000. 2. Supplies of $300 have been used. 3. Utility expenses of $552 are unpaid. 4. Services performed of $260 collected in advance. 5. Salaries of $800 are unpaid. 6. Prepaid insurance totaling $350 has expired