Required information [The following information applies to the questions displayed below.) On January 1, 2021, the Allegheny Corporation purchased equipment for $150,000. The estimated service life of the equipment is 10 years and the estimated residual value is $7,000. The equipment is expected to produce 180,000 units during its life. Required: Calculate depreciation for 2021 and 2022 using each of the following methods. 3. Units of production (units produced in 2021, 37,000 units produced in 2022, 32,000). (Round "Depreciation per unit rate" answers to 2 decimal places.) Select formula for Units of Production Depreciation: (Cost - Salvage) / Total units of production Calculate 2021 depreciation expense: Depreciation per unit rate Units produced in 2021 Depreciation in 2021 Calculate 2022 depreciation expense: Depreciation per unit rate Units produced in 2022 Depreciation in 2022