Calculation of Initial Investment. A firm is considering replacing an old machine with another. The new machine costs $90,000 plus $10,000 to install. For each of the four cases given in Problem 8.1,...

Calculation of Initial Investment. A firm is considering replacing an old machine with another. The new machine costs $90,000 plus $10,000 to install. For each of the four cases given in Problem 8.1, calculate the initial investment of the replacement.