Calculate depreciation for the first TWO years for the following asset under the straight-line, units of production, and double declining balance methods:

- Cost $200,000

- Useful life 5 years/ 30,000 hours

- Salvage value $50,000

(1) Straight-line

(2) Units of Production: Actual usage 1st year, 5,500 hours; 2nd year, 7,500 hours

(3) Double Declining Balance