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Math 180 Rates and Ratios B2

Math 180 Rates and Ratios B2

Assessment

Flashcard

Mathematics

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a rate in mathematics?

Back

A rate is a ratio that compares two quantities with different units, often expressed as a quantity per unit of time.

2.

FLASHCARD QUESTION

Front

How do you calculate the total amount collected at a constant rate?

Back

To find the total amount collected, multiply the rate by the total time. For example, if Mia collects 5 bags in 2 hours, in 12 hours she collects (5 bags/2 hours) * 12 hours = 30 bags.

3.

FLASHCARD QUESTION

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

4.

FLASHCARD QUESTION

Front

How can you determine if two ratios are equivalent?

Back

Two ratios are equivalent if they simplify to the same fraction or if their cross products are equal.

5.

FLASHCARD QUESTION

Front

What is the equivalent ratio of 2:7 when both terms are multiplied by 2?

Back

The equivalent ratio is 4:14.

6.

FLASHCARD QUESTION

Front

If a facility processes 60 pounds of trash in 15 minutes, how many pounds does it process in 1 hour?

Back

It processes 240 pounds in 1 hour (60 pounds/15 minutes * 60 minutes).

7.

FLASHCARD QUESTION

Front

What is the method to find a missing value in a ratio?

Back

To find a missing value in a ratio, set up a proportion and cross-multiply to solve for the unknown.

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