On July $1,2019,$ Brent purchases a new automobile for $$40,000.$ He uses the car $80\%$ for business and drives the car for business purposes as follows: $11,500$ miles in $2019,28,750$ miles in $2020,32,200$ miles in $2021,$ and $23,000$ miles in $2022.$

Determine Brent's basis in the business portion of the auto as of January $1,2023,$ under the following assumptions:

If required, round your computations to the nearest dollar.

a$.$ Brent uses the automatic mileage method.

Compute his basis adjustments for depreciation for each year. Click here to access the basis adjustment table.Brent's adjusted basis in the auto on January $1,2023,$ is $b$.$ Brent uses the actual cost method. $[$Assume that no $179$ expensing is claimed and that $200\%$ declining$-$balance cost recovery with the half$-$year convention is used. The recovery limitation for an auto placed in service in $2019$ is as follows: $$10,100($first year$),$ $$16,100($second year$),$ $$9,700($third year$),$ and $$5,760($fourth year$).]$Compute his depreciation deductions for year. Click here to access the depreciation table$\mathrm{.}2019$: $$2020$:$2021$: $$2022$: $Brent's adjusted basis in the auto on January $1,2023,$ is $