Proportional or Not?
From Tables
From Equations
From Graphs
Word Problems
Miscellaneous
100
Does the table represent a proportional relationship or not? Be able to explain your answer.
Not Proportional, when dividing y/x they do not all equal the same constant of proportionality.
100
What is the constant of proportionality?
10
100
What is the constant of proportionality?
y=0.6x
0.6
100
The ordered pair on a graph of a proportional relationship is (5, 15). What is the constant of proportionality?
3
100
Peter sells shoes. On Monday he sold 15 shoes in 5 hours. On Tuesday he sold 18 shoes in 6 hours. How many shoes does Peter sell in an hour?
3 shoes per hour
100
Name the only purple dinosaur that has gone to outer space.
Who is Barney?
200
Does the table represent a proportional relationship? Be able to explain your answer.
Not proportional
200
Write an equation that shows the proportional relationship.
y =12x
200
Given the equation y=-4x what is y when x= 7?
y=-28
200
What is the constant of proportionality?
5
200
David is making his own strawberry yogurt. He uses 4 cups of milk for every 14 strawberries. Write an equation that represents the situation.
y=3.5x
200
Names of all four Telletubbies
Tinky Winky, Po, Laa-Laa, and Dipsy
300
Does the graph represent a proportional relationship? Be able to explain your answer.
Yes, it goes through the origin and is a straight line.
300
How much would it cost for 12 adults to go to the amusement park?
$900
300
Bananas are $0.59 per pound. How much would 25 pounds of bananas cost?
$14.75
300
Write and equation that represents the relationship.
y=5x
300
The graph above represents how many laps Luke can run in minutes. What does the ordered pair (0,0) represent in the situation?
Luke can run 0 laps in 0 minutes.
300
Name 1 of my (Mr. Gibbon's) dogs.
Snoopy and Revy
400
Which equations represent a proportional relationship? Select ALL that apply.
A. y=-3x + 4 C. y=x
B. x= 6y D. y=100x
C & D
400
How many cups of flour would be in 7 loaves of bread?
14
400
Given the equation y=-8x what is x when y=44?
x= -5.5
400
The point (5, 20) is on the graph of a proportional relationship. What other points are on the graph? Select ALL that apply.
A. (1,4) C. (3, 12) D. (10, 50)
B. (4, 16.5) E. (4, 18)
A, C
400
Dylan makes $336 for 32 hours of work, and Angela makes $420 for 42 hours of work. Who makes more money per hour AND by how much?
Dylan makes more money per hour by $0.50 per hour.
400
Name at least 5 of the 7 dwarfs
- Dopey.
- Doc.
- Bashful.
- Sneezy.
- Happy.
- Grumpy.
- Sleepy.
500
I ate a 1/2 pack of skittles and then I ate 10 packs of skittles per hour. Is this proportional?
No, because I ate an additional 1/2 pack of skittles.
500
In a table, what would be the x value if
k = 2 and y = 10
x = 5
500
Name an ordered pair that would go through the line of y=1/2x
(2,1)
500
What does the ordered pair (8,40) represent in the situation?
For every 8 pounds of sugar there is 40 cups.
500
A movie theater has reduced movie ticket prices for the early afternoon show. A group of 4 students go to the show and pay $26. At this rate, how much would 30 students pay to see a movie?
$195
500
Name five Disney villains.
Answers will vary.