Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Tags

CCSS.7.RP.A.2A

Front

How do you solve a proportion?

Back

To solve a proportion, cross-multiply the terms and then solve for the unknown variable.

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CCSS.7.RP.A.2C

Front

If a/b = c/d, what is the cross-multiplication method?

Back

The cross-multiplication method states that a * d = b * c.

Tags

CCSS.5.NF.B.5B

Front

What is the first step in solving a proportion?

Back

The first step is to set the two ratios equal to each other.

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CCSS.7.RP.A.3

Front

If 3/4 = x/12, what is the value of x?

Back

x = 9.

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CCSS.7.RP.A.2B

Front

What is the relationship between direct variation and proportions?

Back

Direct variation describes a relationship where two quantities increase or decrease together, which can be expressed as a proportion.

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CCSS.7.RP.A.2D

Front

How can proportions be used in real-life situations?

Back

Proportions can be used to solve problems involving scaling, such as recipes, maps, and model building.

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CCSS.7.RP.A.3

Front

If a car travels 60 miles in 1 hour, how far will it travel in 30 minutes?

Back

30 miles.

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CCSS.6.RP.A.3B

Front

What is the formula for finding the unit rate?

Back

The unit rate is found by dividing the quantity by the number of units, expressed as 'quantity per unit'.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If 5 apples cost $2.50, what is the cost of 1 apple?

Back

The cost of 1 apple is $0.50.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2