On January $2,2021,$ Jatson Corporation acquired a new machine with an estimated useful life of five years. The cost of the equipment was $$40,000$ with an estimated residual value of $$5,000.$

a$-1.$ Prepare a complete depreciation table under the straight$-$line method. Assume that a full year of depreciation was taken in $2021.$

a$-2.$ Prepare a complete depreciation table under the $200$ percent declining$-$balance method. Assume that a full year of depreciation was taken in $2021.$

a$-3.$ Prepare a complete depreciation table under the $150$ percent declining$-$balance with a switch to straight$-$line when it will maximize depreciation expense. Assume that a full year of depreciation was taken in $2021.$