A company purchased a truck on March 1, 2007 at a cost of $70,000. The truck had an estimated useful life of 5 years and an estimated salvage value of $10,000. The company uses the straight-line method of depreciation. Determine the book value of the truck on December 31, 2011

Six years ago, an 80-kw diesel electric set cost $160,000. the cost index for this class of equipment six years ago was 187 and is now 194. the cost-capacity factor is 0.6. the plant engineering staff is considering a 120-kw unit of the same general design to power a small isolated plant. assume we want to add a precompressor, which (when isolated and estimated separately) currently costs $13291. determine the total cost of the 120-kw unit. (hint: skip $ and comma symbols)