Cutter Enterprises purchased equipment for $63,000 on January 1, 2021. The equipment is expected to have a five-year life and a residual value of $4,800. Using the sum-of-the-years'-digits method, depreciation for 2021 and book value at December 31, 2021, would be: (Do not round depreciation rate per year) O O O O $21,000 and $42,000 respectively. $19,400 and $43,600 respectively. $19,400 and $38,800 respectively. $21,000 and $37,200 respectively