Depreciation by Two Methods A Caterpillar tractor acquired on January 12 at a cost of $180,000 has an estimated useful life of 25 years. Assuming that it will have no residual value. a. Determine the depreciation for each of the first two years by the straight-line method. Round your answer to the nearest cent if rounding is required Depreciation First year Second year b. Determine the depreciation for each of the first two years by the double-declining-balance method. Round your answer to the nearest cent if rounding is required Depreciation First year Second year