Chapter 1 Review: Proportional Relationships

Chapter 1 Review: 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 does the equation y=3x represent in a proportional relationship?

Back

It represents that for every 1 hour (x), Ms. Dolan travels 3 miles (y).

2.

FLASHCARD QUESTION

Front

If Ms. Dolan travels 15 miles, how many hours did it take her?

Back

5 hours.

3.

FLASHCARD QUESTION

Front

What is the equation to represent the distance traveled y, in terms of the number of gallons x if Aniyah's car can travel 228 miles on 6 gallons of gas?

Back

y=38x.

4.

FLASHCARD QUESTION

Front

What is the constant of proportionality in a proportional relationship?

Back

It is the ratio of y to x, often denoted as k.

5.

FLASHCARD QUESTION

Front

How do you find the constant of proportionality k?

Back

k = y/x (y divided by x).

6.

FLASHCARD QUESTION

Front

What does it mean if a table of values is proportional?

Back

It means that the unit rate (the ratio of y to x) is constant.

7.

FLASHCARD QUESTION

Front

What is the unit rate if the number of trees and apples is not constant?

Back

The table is not proportional because the unit rate is not constant.

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