Ratios and Rates Proportional Reasoning

There are three different types of ratios?

• True
• False

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which ratio is equivalent to 3:4

• 12:14
• 6:8
• 4:3
• 20:15

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

How is a rate a measure of one quantity per unit of another quantity?

• A rate compares two quantities with different kinds of units. (for ex, miles per hour)

• A rate is simplified so that it has a denominator of 1 unit. (for ex, 3:1)

Tags

TEKS.MATH.6.4C

TEKS.MATH.6.4D

What is a complex fraction?

• Complex fractions are fractions with one hundred as a denominator.

• Complex fractions are fractions with numerator, denominator, or both that are also fractions.

Tags

TEKS.MATH.3.3A

TEKS.MATH.3.3D

How do you solve complex fractions?

• Multiply by the reciprocal.

• Divide the fractions.

What makes two quantities proportional?

• Proportional relationships do not have constant ratios.

• Proportional relationships have constant ratios while non-proportional relationships do not.

Tags

TEKS.MATH.7.4A

How does graphing relationships help you determine whether the relationship is proportional or not?

• The graph of a proportional relationship must have a straight line.

• The graph of a proportional relationship must pass through the origin.

• the graph of a proportional relationship must have a straight line and pass through the origin.

• None of the above.

Tags

TEKS.MATH.7.4A

How do you solve a proportion?

• Find the cross product, then solve the one-step equation.

• Butterfly effect.

• Neither.

Tags

TEKS.MATH.7.4A

Does this graph represent a proportional relationship?  

• No, because it doesn't pass through the origin.
• Yes, because it doesn't pass through the origin.
• Yes, because it intersects the y axis.
• No, because it intersects the x axis.

Tags

CCSS.8.EE.B.5

Is the graph proportional?

• Yes
• No

Tags

TEKS.MATH.7.4A