Mattel Inc. is the leading toy maker in the world. The company's revenues exceed $6 billion. In the toy business, it is very difficult to determine the life expectancy of a product. Products that children love one year may sit on the shelf the following year. As a result, companies in the toy business often sell productive assets that are no longer needed. Assume that on December 31, 2014, the end of the company's fiscal year, Mattel's records showed the following data about a machine that was no longer needed to make a toy that was popular last year: 104,000 Machine, original cost Accumulated depreciation 55,000 "Based on an estimated useful life of eight years, a residual value of $16,000, and straight-line depreciation. On April 1, 2015, the machine was sold for $52,000 cash. Required: 1. How old was the machine on January 1, 2015? Age of machine years