Cost Over Time Lamp
Ramón needs a new lamp. He has
narrowed down his choices to the ones
shown.
A
B
С
D
Initial Price
($)
50
70
80
85
Energy Cost per Year
($)
12
15
9
12
Part A
Ramón really likes the looks of Lamp A, and the initial price is great. If the only costs associated with the
lamp are the initial purchase and the energy costs, construct a model to represent the annual cost of
using Lamp A over a number of years. Be sure to define your variables.