Use the following information to answer Questions 43-45: A company purchases a machine that has an original cost of $11, 500, transportation costs of $500, installation charges of $1, 500, an estimated life of 4 years or 20, 484 hours, and a residual value of $800. You are depreciating the machine for book purposes. What is the depreciation rate (rounded) under the units of production method? a. $0.52 per hour b. $0.55 per hour c. $0.62 per hour d. $0.66 per hour If the machine is acquired on August 1 and is used 2, 500 hours during the year, depreciation for the year under the units of production method is .... a. $3, 375 b. $3, 175 c. $1, 550 d. $625 Over the first 4 years, the machine is used for 18,000 hours. In Year 5, the machine is used for 3,000 hours. Under the units-of-production method, Year-5 depreciation is .... a. $0 b. $1, 540 c. $1, 860 d. $2, 484