please answer both questions in 10 min thanks

Swifty Corporation purchased a depreciable asset for $174100. The estimated salvage value is $13300, and the estimated useful life is 10 years. The straight-line method will be used for depreciation. What is the depreciation base of this asset? $17410 $160800 $174100 $16080 Sheridan Company purchased a machine for $65400 on July 1, 2020. The company intends to depreciate it over 8 years using the double-declining balance method. Salvage value is $4900. Depreciation for 2021 to the closest dollar is $8175. $14306. $32700. $13100