Ratios and Equivalent Ratio Word Problems

Flashcard
•
Mathematics
•
6th Grade
•
Hard
+5
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a ratio?
Back
A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b' or a:b.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
2.
FLASHCARD QUESTION
Front
What does it mean for two ratios to be equivalent?
Back
Two ratios are equivalent if they represent the same relationship between quantities, even if the numbers are different.
Tags
CCSS.6.RP.A.3A
3.
FLASHCARD QUESTION
Front
How do you find an equivalent ratio?
Back
To find an equivalent ratio, you can multiply or divide both terms of the ratio by the same non-zero number.
Tags
CCSS.6.RP.A.3A
4.
FLASHCARD QUESTION
Front
If a recipe calls for a ratio of 2 cups of flour to 3 cups of sugar, how much flour is needed for 9 cups of sugar?
Back
6 cups of flour (because 2/3 = x/9, solving gives x = 6).
Tags
CCSS.7.RP.A.3
5.
FLASHCARD QUESTION
Front
What is the formula to find a missing value in a proportion?
Back
If a/b = c/d, then ad = bc. You can cross-multiply to find the missing value.
Tags
CCSS.7.RP.A.3
6.
FLASHCARD QUESTION
Front
How can you solve a word problem involving ratios?
Back
Identify the quantities involved, set up a ratio, and use equivalent ratios or proportions to find the unknown.
7.
FLASHCARD QUESTION
Front
What is the ratio of red apples to green apples if there are 8 red apples and 6 green apples?
Back
The ratio is 4 to 3 (8:6 simplifies to 4:3).
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
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