Answer the following independent questions.

Dougan Company purchased equipment on January 1,2020 for $90,000. It is estimated that the equipment will have a $5,000 salvage value at the end of its 5-year useful life. It is also estimated that the equipment will produce 100,000 units over its 5 -year life. Answer the following independent questions. Compute the amount of depreciation oxpense for the year ended December 31: 2020. using the straight-line method of depreciation Straight-line method peryear If 16,000 units of product are produced in 2020 and 24,000 units are produced in 2021 , what is the book value of the equipment at December 31, 2021? The company uses the units-of-activity depreciation method. Book value If 16,000 units of product are produced in 2020 and 24,000 units are produced in 2021 , what is the book value of the equipment at December 31, 2021? The company uses the units-of-activity depreciation method. Bookvalue If the company uses the double-declining-balance method of depreciation, what is the balance of the Accumulated DepreciationEquipment account at December 31, 2022? Accumulated Depreciation-Equipment