Proportional and Nonproportional Relationship

What is the constant of proportionality (in miles per hour) based on the table?

• 45

• 90

• 135

• 2

Tags

CCSS.MATH.CONTENT.7.RP.A.2.a

Is this table proportional?

• Yes

• No

Tags

CCSS.MATH.CONTENT.7.RP.A.2.a

Determine if the linear relationship is proportional or nonproportional. Remember to divide the y number by the x number and see if all of them are the same- if they are it's proportional, if they aren't it's not.

• Proportional

• Nonproportional

• Neither

Tags

CCSS.MATH.CONTENT.7.RP.A.2.a

The table shows the distance of a train from a station and the time it will take to arrive. The relationship is linear. Is it proportional or nonproportional? Remember to divide the y number by the x number and see if all of them are the same- if they are it's proportional, if they aren't it's not.

• Proportional

• Nonproportional

• Neither

• Both

Tags

CCSS.MATH.CONTENT.7.RP.A.2.a

Which situation does NOT represent a proportional relationship?

• A car travels at a constant speed of 60 miles per hour

• A recipe calls for 2 cups of sugar to make 24 cookies

• A plant grows 3 inches every week

• A phone company charges $25 for the first minute of a call and $0.50 for each additional minute

Tags

8.5.H

Two quantities are in a ​ (a)   if the two quantities vary and have a constant ratio between them.

• proportional relationship

• proportional

• unit rate

• nonproportional

• constant of proportionality

Shawn makes $7.50 an hour to babysit for her next door neighbors.  Describe the graph of this relationship.

• Proportional

• Non-proportional

Tags

TEKS.MATH.8.4B

When two ratios are equal they are .

(a)  

• Proportional

• Ratio

• Rate

• Unit Rate

Does the equation show a proportional relationship?

• Yes

• No

Two quantities are ​ (a)   if the ratios comparing them are equivalent.

• proportional

• nonproportional

• constant of proportionality

• proportion