On January $1,2024,$ Canseco Plumbing Fixtures purchased equipment for $$70,000.$ Residual value at the end of an estimated four$-$year service life is expected to be $$10,000.$ The company expects the equipment to operate for $20,000$ hours. The equipment operated for $4,200$ and $5,000$ hours in $2024$ and $2025,$ respectively.

Required:

a$.$ Calculate depreciation expense for $2024$ and $2025$ using straight$-$line method.

b$.$ Calculate depreciation expense for $2024$ and $2025$ using double$-$declining$-$balance method.

c$.$ Calculate depreciation expense for $2024$ and $2025$ using units$-$of$-$production using hours operated.Complete this question by entering your answers in the tabs below.

Required $A$

Required B

Required C

Calculate depreciation expense for $2024$ and $2025$ using straight$-$line method.Complete this question by entering your answers in the tabs below.

Calculate depreciation expense for $2024$ and $2025$ using straight$-$line method.

Complete this question by entering your answers in the tabs below.

Calculate depreciation expense for $2024$ and $2025$ using double$-$declining$-$balance method.

Complete this question by entering your answers in the tabs below.

Required A

Calculate depreciation expense for $2024$ and $2025$ using units$-$of$-$production using hours operated.

Note: Round "Depreciation per hour" answers to $2$ decimal places.