The unadjusted trial balance as of December 31,2024 , for the Bags Consulting Company appears below. December 31 is the company's reporting year-end. Information necessary to prepare the year-end adjusting entries appears below. a. The buildings have an estimated useful life of 50 years with no salvage value. The company uses the straight-line depreciation method. b. The office equipment is depreciated at 10 percent of original cost per year. c. Prepaid insurance expired during the year, $1,450. d. Accrued salaries at year-end, $1,150. e. Rent to customers who paid in advance has been provided for $7,300