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Biblioteka

Open Up - Grade 7 - Mathematics - Unit 2 - Lesson 10

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"Source: Open Up Resouces (Download for free at openupresources.org.)"

Pitanje 1
1.

Which graphs could represent a proportional relationship?

Pitanje 2
2.

A lemonade recipe calls for \frac{1}{4} cups

of lemon juice for every cup of water.

Use the table to answer the question.

What does x represent?

Pitanje 3
3.

A lemonade recipe calls for \frac{1}{4} cup of lemon juice for every cup of water.

Use the table to answer the question.

What does y represent?

Pitanje 4
4.

A lemonade recipe calls for \frac{1}{4} cup of lemon juice for every cup of water.

Use the table to answer the question.

Is there a proportional relationship between x and y?

Pitanje 5
5.

A lemonade recipe calls for \frac{1}{4} cup of lemon juice for every cup of water.

Use the table to answer the question.

Graph the points.

Pitanje 6
6.

Decide whether each table could represent a proportional relationship. If the relationship could be proportional, what would be the constant of proportionality?

The sizes you can print a photo:

Pitanje 7
7.

Decide whether each table could represent a proportional relationship. If the relationship could be proportional, what would be the constant of proportionality?

The sizes you can print a photo:

Pitanje 8
8.

Select all of the pieces of information that would tell you x and y have a proportional relationship. Let y represent the distance between a rock and a turtle's current position in meters and x represent the number of minutes the turtle has been moving.