Intro Proportional Relationships

An example of a unit rate that Audrey could use is:

• toes and hair

• alligators vs dinosaurs

• miles per hour

• trees and flowers

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

If Pearl eats 5 pieces of candy every 2 hours, what is this unit rate?

• 5/2

• 2/5

• 25/1

• 1/25

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Samantha can make 20 bracelets every 4 minutes. How many bracelets can she make in one minute?

• 4

• 5

• 20

• alligator

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Is the given table a proportional relationship? If so, what is the constant?

• Yes; 1/3

• Yes; 3

• Yes; 5

• No

Tags

CCSS.7.RP.A.2B

Check the statement(s) which is/are true about the given figure.

• The first two rectangles are proportional

• All the given rectangles are proportional

• The Green and the Red rectangles are proportional

• The Yellow and Red rectangles are NOT proportional

• The perimeters and sides of the Green and Yellow rectangles are proportional

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

A family makes homemade pickles. They pick the pickles at a rate of 80 pickles per 5 jars. Which answer choices best represent packing y pickles in x jars at that rate? Select TWO correct answers.

Tags

CCSS.7.RP.A.2C

Which is NOT proportional?

• 2/7 = 10/35

• 1/12 = 2/20

• 10/12 = 5/6

• 25/35 = 5/7

Tags

CCSS.7.RP.A.2A

Which situation represents a proportional relationship?

Select the correct answer ○ in each row.

Tags

CCSS.7.RP.A.2D

Does the table represent a proportional relationship?

Tags

CCSS.7.RP.A.2D

The table is​ ​ (a)   , because it ​ (b)   a constant ratio.

If so, what is the constant of proportionality?​ (c)  

• non-proportional

• proportional

• does not have

• has

• no constant

• k=14

Answer explanation

A proportional relationship means that two quantities maintain a constant ratio. In this case, the relationship does not exhibit a constant ratio, hence the answer is No.

Tags

CCSS.7.RP.A.2B