Ratio and Proportions Test
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Student preview
15 questions
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1.
FLASHCARD QUESTION
Front
What is a ratio?
Back
A ratio is a comparison of two quantities by division, expressed as 'a to b' or a:b.
2.
FLASHCARD QUESTION
Front
What is a proportion?
Back
A proportion is an equation that states that two ratios are equal.
3.
FLASHCARD QUESTION
Front
How do you find the unit rate?
Back
To find the unit rate, divide the quantity of one item by the quantity of another item, usually expressed per one unit.
4.
FLASHCARD QUESTION
Front
What is the unit rate of 3/4 cup of brown sugar for every 3 eggs?
Back
4 eggs per cup.
5.
FLASHCARD QUESTION
Front
If Justin can type 408 words in 4 minutes, how many words can he type per minute?
Back
102 words per minute.
6.
FLASHCARD QUESTION
Front
What does it mean for two quantities to be proportional?
Back
Two quantities are proportional if they maintain a constant ratio.
7.
FLASHCARD QUESTION
Front
Identify a non-proportional equation: y = 2x - 3, y = 150x, y = \frac{1}{3}x, y = \frac{x}{2}.
Back
y = 2x - 3 is not proportional.
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