Mountain View Resorts purchased equipment at the beginning of $2021$ for $$32,000.$ Residual value at the end of an estimated fouryear service life is expected to be $$7,300.$ The machine operated for $1,400$ hours in the first year and the company expects the machine to operate for a total of $9,000$ hours over its four$-$year life.

Calculate depreciation expense for $2021,$ using each of the following depreciation methods: $(1)$ straight$-$line, $(2)$ double$-$decliningbalance, and $(3)$ activity$-$based. $($Round your intermediate calculations to $2$ decimal places.$)$

$\backslash$table$[[$Straight$-$line,$\backslash$table$[[$Depreciation$],[$Expense$]]],[$Double$-$declining$-$balance,$],[$Activity$-$based,$]]$