Ratios and Rates
Flashcard
•
Mathematics
•
6th - 7th Grade
•
Hard
+4
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, showing 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 is a rate?
Back
A rate is a specific kind of ratio that compares two different units, such as speed (miles per hour) or price per item.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
3.
FLASHCARD QUESTION
Front
How do you calculate the unit rate?
Back
To calculate the unit rate, divide the quantity by the number of units. For example, if you travel 300 miles in 5 hours, the unit rate is 300 miles ÷ 5 hours = 60 miles per hour.
Tags
CCSS.6.RP.A.2
CCSS.6.RP.A.1
4.
FLASHCARD QUESTION
Front
What is an equivalent ratio?
Back
An equivalent ratio is a ratio that expresses the same relationship between two quantities, even if the numbers are different. For example, 2:3 and 4:6 are equivalent ratios.
Tags
CCSS.6.RP.A.3A
5.
FLASHCARD QUESTION
Front
How can you use proportions to solve problems?
Back
Proportions can be used to solve problems by setting two ratios equal to each other and cross-multiplying to find the unknown value.
Tags
CCSS.7.RP.A.3
6.
FLASHCARD QUESTION
Front
If a recipe requires 2 cups of flour for every 3 cups of sugar, what is the ratio of flour to sugar?
Back
The ratio of flour to sugar is 2:3.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
7.
FLASHCARD QUESTION
Front
What is the formula for calculating speed?
Back
Speed is calculated using the formula: Speed = Distance ÷ Time.
Tags
CCSS.6.RP.A.3B
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