Ratio and proportion
Flashcard
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a ratio?
Back
A ratio is a relationship between two numbers indicating how many times the first number contains the second.
2.
FLASHCARD QUESTION
Front
How do you simplify a ratio?
Back
To simplify a ratio, divide both terms by their greatest common divisor (GCD).
3.
FLASHCARD QUESTION
Front
What is the ratio of red toy cars to all toy cars if there are 3 red cars and 7 other cars?
Back
The ratio is 3:10.
4.
FLASHCARD QUESTION
Front
If 4 eggs are needed for 12 Yorkshire puddings, how many eggs are needed for 18 Yorkshire puddings?
Back
6 eggs are needed.
5.
FLASHCARD QUESTION
Front
What is the formula to find the equivalent ratio?
Back
To find an equivalent ratio, multiply or divide both terms of the ratio by the same non-zero number.
6.
FLASHCARD QUESTION
Front
In a class of 10 boys and 14 girls, what is the ratio of girls to boys?
Back
The ratio of girls to boys is 14:10, which simplifies to 7:5.
7.
FLASHCARD QUESTION
Front
What is the exchange rate if $3 equals 2 Dinars?
Back
The exchange rate is 1.5 Dinars for every dollar.
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