Graphing Proportional Relationships
Equations of Proportional Relationships
Identifying Proportional Relationships
Solve
Random
100
what numbers are the orgin?
0,0
100
Is this equation proportional? y= 3x
If so what is the constant of proportionality?
Yes
COP=3
100
How do you find the "k" value?
y divided by x
100
How do you put the fraction 3/4 in the calculator?
3/4=type 3 then hit divison then type 4
100
What is one thing you hope to do on Christmas break?
Any answer is correct
200
Using this graph, What is being compared? 
earth weight to moon weight
200
Is this equation proportional? If so what is the constant of proportionality? (COP=)
y= ¾ x
proportional
COP= 3/4
200
Who is Taylor Swift currently dating?
Travis Kelce
200
How many MyPaths are due this week?
10
200
What is the C.O.P?
.75
300
what are 2 ways to tell if a graph is proportional
if the line is straight
goes through the origin
300
What is being compared in the following problem?
If Mrs. Rice needs 25 feet of yarn to knit a scarf, how many yards would she need to knit 3 scarfs?
Feet of yarn to number of scarfs. 75 feet of yarn
300
Is the graph a proportional relationship? Why?
NO
Does not go through the origin
300
Given the table is proportional. Solve for the unit rate
COP (unit rate) = 13
300
Sarah is training for a 5K run. She decides to track her progress by recording the time it takes her to run different distances. It took her 8 minutes to run 1 mile.
If her time is proportional to the distance she runs, how long would it take her to run 3 miles at the same pace?
24 minutes
400
Is this graph proportional?
YES
400
Kangaroos can't walk backwards - true or false?
True
400
Is the table proportional?
Yes it is proportional
400
It takes Bart 10 minutes to finish writing "I will not talk in school" 30 times. How long would it take him to "I will not talk in school" 90 times
.
30 minutes
400
Mr. Mohr is selling popcorn for a fundraiser. For every bag of popcorn he sells, the band earns $0.50. How much money would he earn for the band if he sold 14 bags of popcorn on the first day?
100 bonus points if you can name Ms. Simpson's favorite type of popcorn.
$ 7.00
Caramel corn
500
Which of the following is proportional?
a. 
A
100 extra points if you can tell why
500
Using this graph, What is the equation?
y=20x
500
Is the table proportional?
No
500
A recipe for chocolate chip muffins calls for 4 cups of flour to 1 cup of chocolate chips. Which of the following shows a proportional ratio for the recipe?
If you used 16 cups of flour, how many cups of chocolate chips would you need to use to keep the recipe proportional?
4
500
What is the constant in the follow chart?
$5.50