Depreciation on the company's equipment for the year is computed to be $16,000.

The Prepaid Insurance account had a $5,000 debit balance at December 31 before adjusting for the costs of any expired coverage. An analysis of the companys insurance policies showed that $1,440 of unexpired insurance coverage remains.

The Supplies account had a $600 debit balance at the beginning of the year, and $2,680 of supplies were purchased during the year. The December 31 physical count showed $708 of supplies available.

One-fourth of the work related to $11,000 of cash received in advance was performed this period.

The Prepaid Rent account had a $5,700 debit balance at December 31 before adjusting for the costs of expired prepaid rent. An analysis of the rental agreement showed that $4,260 of prepaid rent had expired.

Wage expenses of $4,000 have been incurred but are not paid as of December 31.

Prepare adjusting journal entries for the year ended December 31 for each separate situation.