Sunland Bus Lines uses the units$-$of$-$activity method in depreciating its buses. One bus was purchased on January $1,2025,$ at a cost of $($b$)$

Prepare a depreciation schedule assuming actual mileage was $2025,50,800$; $2026,66,000$; $2027,52,000$; and $2028,47,200.$

$($Round depreciation cost per unit to $3$ decimal places, e$.$g$.0\mathrm{.}125$ and other answers to $0$ decimal places, e$.$g$.125.)($b$)$

Prepare a depreciation schedule assuming actual mileage was $2025,50,800$; $2026,66,000$; $2027,52,000$; and $2028,47,200.$

$($Round depreciation cost per unit to $3$ decimal places, e$.$g$.0\mathrm{.}125$ and other answers to $0$ decimal places, e$.$g$.125.)$

$$127,000.$ Over its $4-$year useful life, the bus is expected to be driven $216,000$ miles. Salvage value is expected to be $$8,200.$

$($a$)$

Compute the depreciation cost per unit. $($Round answer to $3$ decimal places, e$.$g$.6\mathrm{.}251.)$

Depreciation cost per unit