Week 18~Math Bridges (Proportional Relationships)

Week 18~Math Bridges (Proportional Relationships)

Assessment

Flashcard

Mathematics

7th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 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 is constant.

2.

FLASHCARD QUESTION

Front

Define constant of proportionality.

Back

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

3.

FLASHCARD QUESTION

Front

What does the equation y = kx represent?

Back

This equation represents a direct variation where y varies directly with x, and k is the constant of proportionality.

4.

FLASHCARD QUESTION

Front

If y = 2.5x, what is the constant of proportionality?

Back

The constant of proportionality is 2.5.

5.

FLASHCARD QUESTION

Front

What is the meaning of the y-intercept in a linear equation?

Back

The y-intercept is the value of y when x is 0, indicating where the line crosses the y-axis.

6.

FLASHCARD QUESTION

Front

How do you determine if a relationship is proportional from a table of values?

Back

A relationship is proportional if the ratio of y to x is constant for all pairs of values.

7.

FLASHCARD QUESTION

Front

What is the formula to find the rate of change in a proportional relationship?

Back

The rate of change can be found using the formula: Rate of Change = (Change in y) / (Change in x).

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