PART 3 In recent years, Riyadh Company purchased three machines. Because of heavy turnover in the accounting department, a different accountant was in charge of selecting the depreciation method for each machine, and various methods were selected. Information concerning the machines is summarized below. Machine Acquired Cost S alvage Value Useful Life in months 3 October 1, 2018 November 1, 2018 48,000 SR 55,000 Depreciation Method Straight-line Declining balance Units-of-activity ,000 5,000 4,000 2 January 15, 2019 46,000 For the declining-balance method, the company uses the double-declining rate. For the units of activity method, total machine hours are expected to be 24,000. Actual hours of use in the first 3 months were: January, 4,000 hours; February, 2,000 hours; March, 4,500. Instructions: (a) Compute the amount of accumulated depreciation on each machine on February 28, 2019; and prepare the journal entry to record the adjusting entries for depreciation for the month of February 2019. (b) Post the transactions in (a) into the general ledgers (T-accounts) below