A piece of equipment that cost $64,800 and on which $36,000 of accumulated depreciation had been recorded was disposed of on January 2, the first day of business of the current year. For each of the following assumptions, compute the gain or loss on the disposal:
1. The equipment was discarded as having no value.
2. The equipment was sold for $12,000 cash.
3. The equipment was sold for $36,000 cash.