2(20P) XYZ company expanded its operations by investing $10 million in 2004. Suppose the new plant was fired up at the beginning of the 2005 and has been operating for 10 years at peak production capacity of 4 million pounds per year. Suppose each pound of output generates $9 in revenue and the cost of production is $4. Let's say operating and maintenance costs were $10 million in 2005 and have increased by $1 million a year thereafter. At the end of 10 years, the plant will be sold for scrap for $500000. Calculate the annual depreciation of company using linear depreciation. What is the book value at the end of 2007