Lockard Company purchased machinery on January 1, 2010 for 80,000. The machinery is estimated to have a salvage value of $8,000 after a useful life of 8 years. A) Compute 2010 depreciation expense using the sum-of the-years‘-digits method. B) Compute 2010 depreciation expense using the sum-of-the-years'-digits method assuming the machinery was purchased on April 1,2010