Vocabulary
Unit Rates
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Proportional Relationships
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100
Define: Variables
A letter or symbol that represents an unknown number.
100
6 apples cost $6.00. What is the cost per apple?
$1.00/apple
100
(4 x 3) + 2 =
14
100
How do you know if a graph represents a proportional relationship?
The data is a straight line and goes through (0, 0).
100
Which planet is the fifth planet from the sun?
Jupiter
200
Define: Perimeter
The sum of all outside edges
200
12 Gallons of gas costs $63.48. What is the price per gallon of gas?
$5.29/gallon
200
-12 - (-12) + 12=
12
200
Which line represents a proportional relationship?
Line A. It is straight and goes through (0, 0).
200
How many countries are in North America?
23 countries in North America
300
Define: Area
The total space inside of a 2-D shape.
300
6 bag of Doritos plus a Dr. Pepper costs a total of $35.93. What's the cost of 1 bag of Doritos?
$5.49/bag of Doritos
300
(7 - 9) + (3 - 6)=
-5
300
Does this table represent a proportional relationship? (Does the table continue at the same rate?)
Yes. All y/x equal 5.
300
What year did Fortnite originally release?
2017
400
Define: Unit Rates
The rate for 1 another quantity.
400
4.5 lbs of beef costs $40.32. At this rate, what would 6lbs of beef cost?
$53.76 for 6lbs of beef
400
(-3 + -10) + (8 - 12) =
-17
400
At Victor's Kayak rentals it costs $20/hour to rent a kayak.
At Giggling Gabby's Kayak rentals it costs a $30 deposit plus $15/hour to rent a kayak.
Which Kayak rental company represents a proportional relationship?
Victor's company represents a proportional relationship because it is a constant rate of $20/hour. But at GG's it costs $30 before any time is spent in the kayak.
400
What's the name of Taylor Swift's debut album?
Taylor Swift
500
Define Proportional Relationships
Comparing two or more values continuing at the same rate.
500
Kenny made $974 in 38 hours of work with a $100 bonus. Without the bonus, how much money would he make in 40 hours of work?
$23/hour X 40 hours = $920
500
(-5 x 2)(14 + (-3)) =
-110
500
Describe a situation that would represent a proportional relationship.
*Answers vary*
500
What year did the Seattle Seahawks first make the playoffs?
1983