A firm is considering replacing an old machine with another. The new machine costs $100,000 plus $10,000 to install. Assume a 30 percent ordinary tax rate. The asset was purchased for $80,000 3 years ago and has a book value (undepreciated value) of $20,000. (a) The asset is sold for $50,000. (b) The asset is sold for $30,000. (c) The asset is sold for $20,000, (d) The asset is sold for $5,000. For each case given, calculate the initial investment of the replacement.