i need only which one can i used select formula. I use first and secound one is incorrect

View previous attempt 6 Part 3 of 3 Required information [The following information applies to the questions displayed below) On October 1 2021, the Allegheny Corporation purchased equipment for $115,000. The estimated service Ife of the equipment is 10 years and the estimated residual value is $5,000 The equipment is expected to produce 220,000 units during its life Required: Calcutate depreciation for 2021 and 2022 using each of the following methods. Partial-year depreciation is calculated based on the number of months the asset is in service. 1 points eBook 3. Units of production (units produced in 2021, 10,000; units produced in 2022,25,000). (Round "Depreciation per unit rate answers to 2 decimal places.) Hin Select formula for Units of Production Depreciation: (Cost - Residual) / Total units of production (Cost - Residual) / Useful life in periods Cost / Total units of production SL rate x Beginning-period book value Depreciation in 2022 15 12.500