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 $18,000. The equipment is expected to produce 240,000 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, 50,000; units produced in 2022, 45,000). (Round "Depreciation per unit rate" answers to 2 decimal places.)

select formula for units of production depreciation:
calculate 2021 depreciation expense :
depreciation per unit rate	$ ????
units produced in 2021
depreciation in 2021	$ ???
calculate 2022 depreciation expense :
depreciation per unit	$ ????
units produced in 2022
depreciation in 2022	$ ????