From the following, prepare depreciation schedules for the first 2 years for (a) straight-line, (b) units-of-production, and (c) double declining-balance at twice the straight-line rate methods. Machine purchased on January 1, $1, 470. Residual value, $290. Estimated useful life, 5 years. Total estimated output, 590 units. Output year 1, 50 units. Output year 2, 200 units