A machine that produces cellphone components is purchased on January 1, 2024, for $171,000. It is expected to have a useful life of four years and a residual value of $13,000. The machine is expected to produce a total of 200,000 components during its life, distributed as follows: 40,000 in 2024, 50,000 in 2025, 60,000 in 2026, and 50,000 in 2027. The company has a December 31 year end.

(a)

Calculate the amount of depreciation to be charged each year, using each of the following methods:

i. Straight-line method

Straight-line method depreciation $

per year

il. Units-of-production method (Round depreciation per unit to 3 decimal places, e.g. 15.257 and depreciation expense to 0 decimal

places, e.g. 125.)

Units-of-production method depreciation

per unit

Year Depreciation Expense

2024 $

2025 S

2026 $

2027 $

ill. Double-diminishing-balance method

Rate

Year

2024

Depreciation Expense

2025

2026 $

2027 $