1) Mr. Asimov must replace the 11 robots on his assembly line.
The Robo100 model costs $20105 per robot and they will last for
three years. The EconoRobo model costs $8514 per robot and will
last for two years. The Robo100 models will have an end of life
salvage value of $9258 each. The EconoRobo models will not have any
value at the end of their lives. The Robo100 models are also more
energy efficient and it is estimated Mr. Asimov will be able to
save a total of $4053 per year in energy costs. Mr. Asimov uses a
MARR of 10% to evaluate potential investments.
Using present worth analysis, what is the present worth of the