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Proportional Relationships

Proportional Relationships

Assessment

Flashcard

Mathematics

7th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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16 questions

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1.

FLASHCARD QUESTION

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other quantity is constant.

2.

FLASHCARD QUESTION

Front

What is the constant of proportionality?

Back

The constant of proportionality (k) is the constant value that relates two proportional quantities, expressed in the equation y = kx.

3.

FLASHCARD QUESTION

Front

If y = 2x, what is the constant of proportionality?

Back

The constant of proportionality is 2.

4.

FLASHCARD QUESTION

Front

How do you find the constant of proportionality from a table of values?

Back

Divide the y-value by the corresponding x-value for any pair of values; the result will be the constant of proportionality.

5.

FLASHCARD QUESTION

Front

If Justin types 408 words in 4 minutes, how many words does he type per minute?

Back

102 words per minute.

6.

FLASHCARD QUESTION

Front

What does the graph of a proportional relationship look like?

Back

The graph is a straight line that passes through the origin (0,0).

7.

FLASHCARD QUESTION

Front

If there are 3 cans that store 9 tennis balls, what is the constant of proportionality?

Back

3 tennis balls per can.

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