On January 1, 2010, Dreamland Park purchased a ferris wheel for $300,000. The estimated life of the ferris wheel was 10 years, with an estimated residual value of $60,000. The service life in terms of output is estimated at 30,000 hours of operation Compute the depreciation expense on this ferris wheel for 2010 and 2011 using the following methods 2010 2011 Straight-line depreciation $30.000 200%- double declining-balance Units-of-output method (hours of operation: (2,600 in 2010 and 6,000 in 2011)