Question

Dorothy is buying desks. This table shows how the cost depends on

the number of desks purchased.
Desks Cost ($)
8
24
9
27
10
30
11
33
What is the constant of proportionality of this relationship?

Answer 1

one desk costs $3

Explanation:

the increase in prices if another table were added on is $3 thus for every table you buy, $3 each

$=3x

x being the number of tables

furthermore, constant increase