Answer:
Accumulated depreciation at December 32, 2023 = 29679
Step-by-step explanation:
machine = 160000
useful life = 40 years
residual value = 3000
straight-line depreciation rate = (160000 - 3000) ÷ 40
= 3925 per year
Annual depreciation rate = 100% ÷ 40 = 2.5%
double-declining rate = 2 × 2.5% = 5%
Depreciation for 2020 = 5% × 160000 = 8000
Depreciation for 2021 = 5% × (160000 - 8000) = 7600
Depreciation for 2022 = 5% × (160000 - 8000 - 7600) = 7220
Depreciation for 2023 = 5% × (160000 - 8000 - 7600 - 7220) = 6859
Accumulated depreciation at December 32, 2023
= 8000 + 7600 +7220 + 6859
= 29679