B) to reduce the danger that changes in the estimate of the discount rate will lead to choosing the
project with a shorter timeframe
C) so that the projects can be compared on their cost or value created per year
D) so that you can see which project has the greatest net present value (NPV)
84) A janitorial services firm is considering two brands of industrial vacuum cleaners to equip their staff.
Option A will cost $1500, will require servicing of $200 per year, and last five years. Option B will cost
$1000, require servicing of $100 per year, and last three years. If the cost of capital is 8%, which is the
better option, given that the firm has an ongoing requirement for vacuum cleaners?
A) Option B, since it has a lower equivalent annual annuity.
B) Option A, since it has a greater equivalent annual annuity.
C) Option A, since it has a lower equivalent annual annuity.
D) Option B, since it has a greater equivalent annual annuity.
85) A garage is comparing the cost of buying two different car hoists. Hoist A will cost $20,000, will require
servicing of $1000 every two years, and last ten years. Hoist B will cost $15,000, require servicing of $800
per year, and last eight years. If the cost of capital is 7%, which is the better option, given that the firm
has an ongoing requirement for a hoist?
A) Hoist B, since it has a greater present value (PV).
B) Hoist B, since it has a greater equivalent annual annuity.
C) Hoist A, since it has a greater equivalent annual annuity.
D) Hoist A, since it has a greater present value (PV).
86) A security company offers to provide CCTV coverage for a parking garage for ten years for an initial
payment of $50,000 and additional payments of $20,000 per year. What is the equivalent annual annuity
of this deal, given a cost of capital of 6%?
87) An company buys a color printer that will cost $18,000 to buy, and last 5 years. It is assumed that it will
require servicing costing $500 each year. What is the equivalent annual annuity of this deal, given a cost
of capital of 12%?
A) –$3983
B) –$5493
C) –$4957
D) –$4002