On Jonuary $2,2021,$ Archer Company, a skatebosid manufacturer, inssaled a compuberized mach ne in is factary at a cost of $$16$B$,000.$ The machine's usefulife wos estmated at four years or a sotal of $180,000$ unis with $4$ $ $$24,000$ made$-$in value Archer Compary's yearend is December $31$

Calculate depreciation for each year of the mochine's estimated utetat ife under esch of the fo lowing methods $($Do not round intemediste calculations.$)$

a$.$ Straightine

b$.$ Doubie$-$declin g$.$balance

c$.$ Uniss$-$of$.$prod$\_$cion, ossuming actual unis produced were

$\backslash$table$[[$Yeen$,2021,$seg,$2Es!,2024],[$Unit:$,19,70\%,43,250,54,600,$TV$,000]]$

$\backslash$table$[[$Yeer$,$Sraiphtine,Dousle Dectnisg$-$falance,Urits$-$of Production$],[2021,,,],[2022,,,],[204,,,],[2024,,,],[$Tox$,,,]]$