What's the Better Buy?
Ratios
Proportional Relationships
Graphs/Tables
Moose's Picks
100
12 pack of gatorade for $14
OR
4 pack of gatorade for $4.98
12 pack of gatorade for $14 = $1.16 per gatorade
100
If I have 5 stars and 3 circles, what is my ratio of stars to circles?
Stars to Circles
5:3
5 to 3
5 /3
100
If one notebook costs $2, how much would 6 notebooks cost?
$12
100
How much is 5 dozen cookies?
$20
100
What is the definition of Unit Rate?
Amount per 1
200
4 pack of mac n cheese for $3.40
OR
9 pack of mac n cheese for $9.90
4 pack of mac n cheese for $3.40 = $0.85 per pack of mac n cheese
200
If I had 5 stars and 3 circles, what is my ratio of stars to total number of shapes?
Stars to Shapes
5 : 8
5 to 8
5 /8
200
If two cookies cost $4, how much would one cookie cost?
$2
200
How much is 4 dozen cookies?
$16
200
What are the different ways to write a ratio?
1 : 1
1 to 1
1 / 1
300
24 pack of colored pencils for $3.30
OR
12 pack of colored pencils for $1.99
24 pack of colored pencils for $3.30 = $0.14 per colored pencil
300
If there is a fruit bowl with 3 bananas, 5 strawberries, and 4 apples, what is the ratio of bananas to apples?
bananas to apples
3 : 4
3 to 4
3 /4
300
How do we know if a relationship is non-proportional on a graph?
It does not go through the origin (0,0) or does not have a straight line (or neither)
300
Is this graph proportional or non-proportional? Why?
Proportional because it is a straight line and goes through the origin (0,0)
300
How much does admission cost for 12 students?
$24
400
12 pack of batteries for $14
OR
20 pack of batteries for $18.50
20 pack of batteries for $18.50 =$0.93 per battery
400
If there is a fruit bowl with 3 bananas, 5 strawberries, and 4 apples, what is the ratio of strawberries to the total amount of fruit in the bowl?
Strawberries : Total amount of fruit
5 : 12
5 to 12
5 /12
400
If I have the equation: 3K = C
What is my unit rate?
3
400
Is this graph proportional or non-proportional? Why?
Non-proportional because it does not go through the origin (0,0)
400
What set of points represents my origin on a graph?
(0,0)
500
A 2 pack of dove soap for $3.47
OR
An 8 pack of dove soap for $11
An 8 pack of dove soap for $11 = $1.38
500
If there is a fruit bowl with 4 oranges, 8 bananas, and 5 apples, what is the ratio of bananas to the total amount of fruit in the bowl?
bananas : total amount of fruit
8 : 17
8 to 17
8 /17
500
How do I know if I have a proportional relationship on a graph?
It goes through the origin (0,0) and the line is straight
500
Is this graph proportional or non-proportional? Why?
Proportional because it is a straight line and goes through the origin (0,0)
500
What is the constant of proportionality of this table?
4