The table shows the linear relationship between the average The
height in centimeter of plants in a garden and the number of
months since the plants were planted.
Number of Months
Since the Plants Were
Planted
Average Height (cm)
A
B
C
1
D
3
What is the rate of change of the average height in
centimeter of the plants in the garden with respect to the
number of months since the plants were planted?
1.25 cm per month
2.5 cm per month
15.25 17.75 20.25 24
14 cm per month
5
8
15.25 cm per month
12
29