Answer:
the revised depreciation expense for 2021 is $61,120
Step-by-step explanation:
The computation of the revised depreciation is shown below:
Annual Depreciation is
= $458,400 ÷ 3 years
= $152,800
Now the book value would be
= $458,400 - $152,800
= $305,600
Now the revised depreciation is
= $305,600 ÷ 5 years
= $61,120
Hence, the revised depreciation expense for 2021 is $61,120