On January $2$ Skyler, Inc. purchased a laser cutting machine to be used in the fabrication of a part for one of its key products. The machine cost $$120,000,$ and its estimated useful life was four years or $920,000$ cuttings, after which it could be sold for $$5,000.$

Required

a$.$ Calculate each years depreciation expense for the machine's useful life under each of the following depreciation methods $($round all answers to the nearest dollar$)$:

$1.$ Straight$-$line.

$2.$ Double$-$declining balance.

$3.$ Units$-$of$-$production. $($Assume annual production in cuttings of $200,000$; $350,000$; $260,000$; and $110,000.)$

$1.$ Straight$-$Line

Year Depreciation

Expense

Year $1$

Year $2$

Year $3$

Year $4$

$2.$ Double$-$declining balance

Year Depreciation

Expense

Year $1$

Year $2$

Year $3$

Year $4$

Year $5$

$3.$ Units of Production

Year Depreciation

Expense

Year $1$

Year $2$

Year $3$

Year $4$

b$.$ Assume that the machine was purchased on July $1.$ Calculate each years depreciation expense for the machine's useful life under each of the following depreciation methods:

$1.$ Straight$-$line.

$2.$ Double$-$declining balance.

$1.$ Straight$-$Line

Year Depreciation

Expense

Year $1$

Year $2$

Year $3$

Year $4$

Year $5$

$2.$ Double$-$declining balance $($Round answers to the nearest whole number, when appropriate.$)$

Year Depreciation

Expense

Year $1$

Year $2$

Year $3$

Year $4$

Year $5$