F Corporation purchased equipment for $450,000. Residual value at the end of the estimated 6 years or 150,000 hours service life is expected to be $60,000.

Using Straight-line depreciation, determine:

1. Book value at the end of year 3 $_____

Using 180% declining balance depreciation, determine:

2. Depreciation expense for year 2 $_____
3. Depreciation expense for year 3 $_____

Year	Hours used
1	25,000
2	24,900
3	25,100
4	25,400
5	25,100
6	24,500

Using Activity based depreciation, determine:

4. Depreciation expense for year 3 $____
5. Book value at the end of year 3 $____