Oman Cables Co. purchased equipment for OR67,000 on January 1, 2020. The machine is expected to have a six-year life, with a residual value of OR11,000 at the end of six years. 1 Using the sum-of-the-years-digits method, depreciation for 2020 would be. Oa 13,333 Ob. 18.000 c. 16,800 Od. 16,000 2. Using the sum-of-the years -digits method depreciation for 2021 would be Ca. 13,500 Ob. 12,000 Oc. 13,333 Od 16,000 C It's Ins the