Burrell Company purchased a machine for $$35,000$ on January $2,$ Year $1.$ The machine has an estimated service life of $5$ years and a zero estimated residual value. The asset earns income before depreciation and income taxes of $$17,500$ each year. The tax rate is $25\%.$

Required:

Compute the rate of return earned $($on the average net asset value$)$ by the company each year of the asset's life under the straight$-$line and the double$-$declining$-$balance depreciation methods. Assume that the machine is the company's only asset.