Proportions

Proportions

Assessment

Flashcard

Mathematics

7th Grade

Practice Problem

Hard

CCSS
6.RP.A.3B, 7.RP.A.3, 6.RP.A.1

+5

Standards-aligned

Created by

Wayground Content

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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.

Tags

CCSS.7.RP.A.2A

2.

FLASHCARD QUESTION

Front

How do you set up a proportion to solve a problem?

Back

To set up a proportion, you can use the formula a/b = c/d, where a and b are the first ratio, and c and d are the second ratio.

Tags

CCSS.7.RP.A.2C

3.

FLASHCARD QUESTION

Front

If 3 pounds of hamburger meat costs $6, how much does 10 pounds cost?

Back

$20

Tags

CCSS.6.RP.A.3B

4.

FLASHCARD QUESTION

Front

If Mary saves $17.50 in 3 weeks, how much will she save in 15 weeks?

Back

$87.50

Tags

CCSS.6.NS.B.3

5.

FLASHCARD QUESTION

Front

What is the relationship between the quantities in a proportion?

Back

The relationship is that the cross products are equal; for example, in a/b = c/d, then a*d = b*c.

Tags

CCSS.7.RP.A.2A

6.

FLASHCARD QUESTION

Front

How do you find an unknown in a proportion?

Back

You can cross-multiply and solve for the unknown.

Tags

CCSS.7.RP.A.2B

7.

FLASHCARD QUESTION

Front

If a recipe calls for 1.5 cups of milk for 3 cups of flour, how much milk is needed for 5 cups of flour?

Back

2.5 cups of milk.

Tags

CCSS.6.RP.A.3B

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