1) Jump Rope Company's annual accounting year ends on September 30. All journal entries except for the following two items have been made for September 30, 2020. The following data are available to determine adjusting entries:

A. Cash of $4,200 was collected on August 1, 2020, for services to be provided evenly over the following 12 months beginning on August 1. Deferred service revenue was credited for $4,200 when the cash was received.

B. The company earned service revenue of $2,000 on a special job completed on September 29, 2020. The collection will be made in October 2020. No entry has been recorded yet. Prepare the adjusting journal entries that should be recorded.

2) On January 1, 2022, Seeburn Corporation's assets were $450,000.00, and its stockholders' equity was $240,000. During the year, assets increased by $20,000, and liabilities decreased by $8,000.

A. Determine the amount of stockholders' equity on December 31, Year 3.

3) The company purchased, in January 2023, a piece of equipment with a value of $45,000, and it has an estimated residual value of $3,000 after a useful life of five years. Please proceed with the journal entries for the following:

A. Purchase of the equipment.

B. Depreciation expense for the month of May 2023.

C. Depreciation expense for the year 2024.