What makes a graph proportional?
Proportional Relationships

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Mathematics
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A graph is proportional if it is a straight line that passes through the origin (0,0).
2.
FLASHCARD QUESTION
Front
What is the equation of a line that represents a proportional relationship if the unit rate is 5?
Back
y = 5x
3.
FLASHCARD QUESTION
Front
How do you find the unit rate from a given quantity?
Back
To find the unit rate, divide the total quantity by the number of units. For example, 405 rotations in 5 minutes gives a unit rate of 81 rotations per minute.
4.
FLASHCARD QUESTION
Front
If a sloth moves 30 feet in 5 minutes, how far can it move in 1 minute?
Back
The sloth can move 6 feet in 1 minute.
5.
FLASHCARD QUESTION
Front
What does it mean for a table of values to be proportional?
Back
A table of values is proportional if the ratio of the values is constant and it passes through the origin.
6.
FLASHCARD QUESTION
Front
What is a unit rate?
Back
A unit rate is a comparison of two different quantities when they are combined together, expressed as a quantity per 1 unit of another quantity.
7.
FLASHCARD QUESTION
Front
If a table shows the following pairs: (1, 2), (2, 4), (3, 6), is it proportional?
Back
Yes, it is proportional because the ratio of y to x is constant (2).
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