Proportions

Proportions

Assessment

Flashcard

Mathematics

7th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

2.

FLASHCARD QUESTION

Front

How do you determine if two ratios form a proportion?

Back

Two ratios form a proportion if the cross products are equal.

3.

FLASHCARD QUESTION

Front

What is the cross product of the ratios a/b and c/d?

Back

The cross product is ad and bc. If ad = bc, then a/b = c/d is a proportion.

4.

FLASHCARD QUESTION

Front

What is a proportional relationship?

Back

A proportional relationship is one where two quantities maintain a constant ratio.

5.

FLASHCARD QUESTION

Front

What does it mean for a graph to be proportional?

Back

A graph is proportional if it is a straight line that passes through the origin.

6.

FLASHCARD QUESTION

Front

If 4 pounds of apples cost $8, how much do 10 pounds cost?

Back

$20 (10 pounds = 4 pounds x 2.5, so $8 x 2.5 = $20).

7.

FLASHCARD QUESTION

Front

What is the formula for finding a missing value in a proportion?

Back

If a/b = c/d, then ad = bc. You can solve for the missing value using this equation.

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