please help me out:)

At the beginning of 2013 , your company buys a $27,600 piece of equipment that it expects to use for 4 years. The company expects to produce a total of 200,000 units. The equipment has an estimated residual value of $3,200. a. Prepare a depreciation schedule under the straight-line method. b. Prepare a depreciation schedule under the units-of-production method if, 46,000 units are produced in one year, 51,000 units in year two, 48,000 units in year three, and 55,000 units in year four. (Do not round your Depreciation rate per unit) b. Prepare a depreciation schedule under the units-of-production method if, 46,000 units are produced in one year, 51,000 units in year two, 48,000 units in year three, and 55,000 units in year four. (Do not round your Depreciation rate per unit.) c. Prepare a depreciation schedule under the double-declining method