Shining Cookie Company, Inc., in Murfreesboro, TN bought a new ice cream maker at the beginning of the year at a cost of $$26,000.$ The estimated useful life was four years, and the residual value was $$2,900.$ Assume that the estimated productive life of the machine was $10,500$ hours. Actual annual usage was $4,200$ hours in year $1$; $3,150$ hours in year $2$; $2,100$ hours in year $3$; and $1,050$ hours in year $4.$

Required:

$1.$ Complete a separate depreciation schedule for each of the alternative methods. $($Do not round intermediate calculations.$)$

a$.$ Straight$-$line.

b$.$ Units$-$of$-$production $($use four decimal places for the per unit output factor$).$

c$.$ Double$-$declining$-$balance.