On April 8, 2010. Dreamland park purchased a ferris wheel for $300,000. The estimate life of the ferris wheel was 10 years, with an estimate residual value of $60,000. The service life in terms of output is estimated at 30,000 hours of operation. Compute the depreciation on this ferris wheel in 2010 and 2011 using the following methods. a. Straight-line (with half-year convention) $ $ b. 200%-declining-balance (with half-year convention) $ $ c. 150%-declining-balance (with half-year convention) $ $ d. Units-of-output method (hours of operation: (2, 600 in 2010 and 6,000 in 2011) $ $ e. Straight-line (with depreciation calculated to the nearest whole month) $ $