Porto's Bakery installs a computerized manufacturing machine in its factory at the beginning of the year at a cost of $44,200. The machine's useful life is estimated at 10 years, or 392,000 units of product, with a $5,000 salvage value. During its second year, the machine produces 33,200 units of product.

1. Determine the machines second-year depreciation and year end book value under the straight-line method.

2.Determine the machines second-year depreciation using the units-of-production method

3.Determine the machines second-year depreciation using the double-declining-balance method.