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Finding Constant of Proportionality From a Graph

Finding Constant of Proportionality From a Graph

Assessment

Flashcard

Mathematics

7th - 8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the Constant of Proportionality?

Back

The Constant of Proportionality (k) is the constant ratio between two proportional quantities, often represented in the equation y = kx.

2.

FLASHCARD QUESTION

Front

How do you find the Constant of Proportionality from a graph?

Back

To find the Constant of Proportionality from a graph, identify two points on the line, (x1, y1) and (x2, y2), and use the formula k = y/x.

3.

FLASHCARD QUESTION

Front

What is the equation of a line in terms of the Constant of Proportionality?

Back

The equation of a line in terms of the Constant of Proportionality is y = kx, where k is the constant.

4.

FLASHCARD QUESTION

Front

If a box of cereal costs $3.59 for 30 oz, what is the unit rate per ounce?

Back

The unit rate per ounce is 12 cents.

5.

FLASHCARD QUESTION

Front

In the equation y = 14x, what is the constant of proportionality?

Back

The constant of proportionality is 14.

6.

FLASHCARD QUESTION

Front

What does a constant of proportionality of k = 46 indicate?

Back

A constant of proportionality of k = 46 indicates that for every unit increase in x, y increases by 46 units.

7.

FLASHCARD QUESTION

Front

How can you express a proportional relationship using a table?

Back

A proportional relationship can be expressed using a table by listing pairs of values (x, y) that maintain a constant ratio.

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