Question

On January 1, 2013, the Excel Delivery Company purchased a delivery van for $44,000. At the end of its five-year service life, it is estimated that the van will be worth $5,000. During the five-year period, the company expects to drive the van 150,000 miles.
Compute:

1. Straight line.
2.
Sum-of-the-years� digits.

3.
Double-declining balance

and

Units of production using miles driven as a measure of output, and the following actual mileage:

Answer 1

This question is really confusing. I have no idea how to solve it.