Proportional
Tables
Tables
Proportional
Graphs
Graphs
Proportional
Equations
Equations
State Test Q's
Mixed Bag
Mixed Bag
Teacher
Trivia
Trivia
100
Does this table represent a proportional relationship?
If yes, what is k? If no, why not?
No, k is not the same for each row.
4
4
3
3
100
Does this graph represent a proportional relationship?
Explain why or why not.
No. Graph goes through the origin, but isn't straight.
100
Does this equation represent a proportional relationship?
C=13(t)
Explain how you know.
Yes.
Of the form y=k(x)
100
The graph below shows the prices of gift bags at a store.
What is price for 1 gift bag?
The unit rate is $5.00 per gift bag.
100
What kind of teacher was Mr. Richbart originally going to be?
Music teacher!!
200
Does this table represent a proportional relationship?
If yes, what is k? If no, why not?
Yes. k=55 for all rows
200
A student is printing posters for the dance. There is a proportional relationship between the amount of time spent printing and the total number of posters printed. A graph of the situation was made below. The point (8,36) is on the line.
What does the point mean in the context of the situation?
After 8 minutes, 36 posters have been printed.
200
Does this equation represent a proportional relationship?
H = 15 + p
Explain how you know.
No.
- We cannot add in a proportional relationship.
- Not of the form y=k(x)
- Graph doesn't go through origin (0,0)
200
For each graph, does the graph represent a proportional relationship?
Explain why or why not.
A: Yes proportional. Straight line through the origin
B: Not proportional. Not through the origin
200
1. Where is Ms. Reid originally from?
2. Where is Mr. Richbart originally from?
1. New York City
2. Buffalo
300
[100 points each]
Find each missing value from the table.
A = 2
B = 54
C = 171
k = 9
300
You are playing a new Blooket game where you earn XP each round. There is a proportional relationship between the number of rounds played and XP earned. A graph of the situation was made below. The point (8,740) is on the line.
[200] What is the constant of proportionality?
[200] What does k mean in the context of this situation?
k=92.5
92.5 XP per round played
300
You walk to school at a constant speed. You walk 1 mile in 23 minutes.
Write an equation to represent this situation using d to represent the distance travelled and t to represent the time spent walking.
t=23(d)
300
The table shows the number of gallons of gasoline customers put in their cars and the total price they paid.
Write an equation that represents the situation.
p=3.21(g)
or
y=3.21(x)
y - Total Price, x - Gallons of Gas
300
What was Mr. Williams' favorite subject in school?
Math!
400
[100 points each]
Find each missing value from the table.
A = 0.28
B = 8.5
C = 9
D = 1.68
k = 0.14
400
You are on a Facetime call. There is a proportional relationship between the time spent on the call and the battery used (in percentage). After 20 minutes on the call 7.5% of your battery was used.
What is the label of the vertical axis?
What is the label of the horizontal axis?
Vertical: Battery Used (percentage)
Horizontal: Time on Call (minutes)
400
You walk to school at a constant speed. You walk 4 mile in 33 minutes.
Write an equation to represent this situation using D to represent the distance travelled and t to represent the time spent walking.
D=8.25(t)
400
A grocery store sells sliced turkey. The graph shows the relationship between the weight of the sliced turkey and the total cost of the sliced turkey. Two points, R and W, are labeled on the graph shown below.
Explain the meaning of each point in the context of the situation.
W (1, 2.5) = Each pound costs $2.50
R (4, 10) = 4 pounds costs $10.00
400
What school did Ms. Reid attend?
SUNY Albany
500
You walk to school at a constant speed. You walk 1 mile in 23 minutes.
Create a table that represents the situation.
Use that table to find how far you could walk in 115 minutes.
d t
1 23
I would walk 5 miles in 115 minutes.
500
The line KN represents a proportional relationship. The point N lies at (18,12), as shown on the graph.
Write another pair of coordinates that could represent the point K.
(1, 2/3 )
(3,2)
(6,4)
(180,120)
500
There is a proportional relationship between grams of protein powder in a shake and the total calories of the protein shake. There is 50 g of protein in a 220 calorie shake.
Write an equation to represent this situation.
Indicate the meaning of each variable.
C=4.4(p)
C= Calories, p=protein(grams)
or
Y=4.4(x)
Y=Calories, x=protein
500
A store buys candy by the pound. The graph shown below represents the relationship between the weight, in
pounds, and the total cost, in dollars, of the candy.
What is the cost of 8 pounds of candy?
8 pounds costs $28
k=$3.50 per pound
500
Who was the best behaved in school. Need to get order 1-5 correct for all points.
Mr. Richbart, Ms. Reid, Ms. Allen, Mr. Williams, Mr. Oliver
Order 1 best behaved --> 5 worst behaved
1. Ms. Allen
2. Ms. Reid
3. Mr. Williams
4. Mr. Richbart
5. Mr. Oliver