Bonita Corp. purchased machinery for $349,650 on May 1, 2017. It is estimated that it will have a useful life of 10 years, salvage value of $16,650, production of 266,400 units, and working hours of 25,000. During 2018, Bonita Corp. uses the machinery for 2,650 hours, and the machinery produces 28,305 units.

(a) Straight-line $

(b) Units-of-output $

(c) Working hours $

(d) Sum-of-the-years'-digits $

(e) Declining-balance (use 20% as the annual rate) $