USE THE FOLLOWING INFORMATION TO ANSWER THE NEXT 9 QUESTIONS. On January 1, 2019, ROK Corporation acquired a machine for $60,000. The machine has an estimated useful life of 4 years and a salvage value of $4,000. The machine is expected to last a total of 200,000 hours. The machine was used for 50,000 hours in 2019 and for 40,000 hours in 2020. Using the above information, calculate the following:

7. What is the depreciation expense for 2019 (year 1)? Using the Straight-line depreciation method:

8. What is the accumulated depreciation on December 31, 2020 (year 2)? Using the Straight-line depreciation method:

9. What is the Book Value on December 31, 2020 (year 2)? Using the Double-Declining Balance depreciation method:

10. What is the depreciation expense for 2019 (year 1)? Using the Double-Declining Balance depreciation method:

11. What is the accumulated depreciation on December 31, 2020 (year 2)? Using the Double-Declining Balance depreciation method: