On January 1, 2002, MAC Corporation purchased a machine for $60,000. The machine cost $800 to deliver and $2,000 to install. At the end of 10 years, MAC expects to sell the machine for $2,000. Compute depreciation expense for 2002 and 2003 using the following methods: 1. Double-declining-balance. 2. 150% declining-balance. 3. Sum-of-the-years’-digits.