Troy Industries purchased a new machine 5year(s) ago for $84,000.

It is being depreciated under MACRS with a 5-year recovery period using the schedule :

Rounded Depreciation Percentages by Recovery Year Using MACRS for

First Four Property Classes

Percentage by recovery year*

Recovery year 3 years 5 years 7 years 10 years

1 33% 20% 14% 10%

2 45% 32% 25% 18%

3 15% 19% 18% 14%

4 7% 12% 12% 12%

5 12% 9% 9%

6 5% 9% 8%

7 9% 7%

8 4% 6%

9 6%

10 6%

11 4%

Totals 100% 100% 100% 100%

*These percentages have been rounded to the nearest whole percent to simplify calculations while retaining realism. To calculate the actual depreciation for tax purposes, be sure to apply the actual unrounded percentages or directly apply double-declining balance (200%) depreciation using the half-year convention

Assume 40% ordinary and capital gains tax rates.

a. What is the book value of the machine?

b. Calculate the firm's tax liability if it sold the machine for each of the following amounts:

$100,800;

$58,800;

$4,200;

and $2,900.

******Round to the nearest dollar