What is the constant of proportionality if a graph has points (8, 14) and (16, 28)?

Understanding Proportional Relationships and Graphs

Interactive Video
•
Mathematics
•
6th - 8th Grade
•
Hard

Thomas White
FREE Resource
Read more
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4
1/2
2
7/4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you determine the equation of a line from a graph with a constant proportionality of 3?
y = x/3
y = 3/x
y = x + 3
y = 3x
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a graph has a y/x ratio of 1/4, what is the equation of the line?
y = 4x
y = 1/4x
y = x/4
y = 4/x
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the appearance of a graph when the scale is changed?
The graph becomes non-linear
The slope changes
The graph's appearance changes but the proportionality remains the same
The graph disappears
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the water tank example, what is the rate at which Tank B fills?
2 liters per minute
1.5 liters per minute
1 liter per minute
0.5 liters per minute
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
At approximately what time do both tanks have the same amount of water?
30 minutes
50 minutes
80 minutes
65 minutes
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the equation for the relationship between the distance the tortoise runs and the distance the hare runs?
y = 4/x
y = x + 4
y = x/4
y = 4x
Create a free account and access millions of resources
Similar Resources on Quizizz
11 questions
Understanding Proportional Relationships in Graphs

Interactive video
•
6th - 8th Grade
11 questions
Proportional Relationships and Constants

Interactive video
•
6th - 8th Grade
11 questions
Understanding the Constant of Proportionality

Interactive video
•
5th - 8th Grade
8 questions
Understanding Slope and Proportionality

Interactive video
•
6th - 8th Grade
11 questions
Finding the Constant of Proportionality

Interactive video
•
6th - 8th Grade
11 questions
Proportional Relationships and Variables

Interactive video
•
6th - 8th Grade
11 questions
Understanding Linear Equations and Proportionality

Interactive video
•
6th - 8th Grade
11 questions
Understanding the Constant of Proportionality

Interactive video
•
6th - 7th Grade
Popular Resources on Quizizz
15 questions
Multiplication Facts

Quiz
•
4th Grade
25 questions
SS Combined Advisory Quiz

Quiz
•
6th - 8th Grade
40 questions
Week 4 Student In Class Practice Set

Quiz
•
9th - 12th Grade
40 questions
SOL: ILE DNA Tech, Gen, Evol 2025

Quiz
•
9th - 12th Grade
20 questions
NC Universities (R2H)

Quiz
•
9th - 12th Grade
15 questions
June Review Quiz

Quiz
•
Professional Development
20 questions
Congruent and Similar Triangles

Quiz
•
8th Grade
25 questions
Triangle Inequalities

Quiz
•
10th - 12th Grade
Discover more resources for Mathematics
20 questions
Congruent and Similar Triangles

Quiz
•
8th Grade
14 questions
Exterior and Interior angles of Polygons

Quiz
•
8th Grade
36 questions
SEA 7th Grade Week 3 Review FINAL 2025

Quiz
•
7th Grade
20 questions
Multiplying and Dividing Integers

Quiz
•
7th Grade
20 questions
Lesson: Slope and Y-intercept from a graph

Quiz
•
8th Grade
10 questions
Area and Circumference of a Circle

Quiz
•
7th Grade