Mountain View Resorts purchased equipment at the beginning of $2024$ for $$40,000.$ Residual value at the end of an estimated four$-$year service life is expected to be $$8,000.$ The machine operated for $2,200$ hours in the first year and the company expects the machine to operate for a total of $10,000$ hours over its four$-$year life.

Required:

Calculate depreciation expense for $2024,$ using each of the following depreciation methods:

$1.$ Straight$-$line

$2.$ Double$-$declining$-$balance

$3.$ Activity$-$based