Identify Proportional Relationship

Are these proportional? X: 3; 6; 9 Y: 8; 16; 24

• yes

• no

You can run 4 laps in 10 minutes. Your friend can run 6 laps in 15 minutes. Do these rates form a proportion?

• Yes

• No

You can buy 4 tickets for $75 or 5 tickets for $94. Are the costs proportional?

• Yes

• No

You can buy 4 tickets for $75 or 5 tickets for $94. Are the costs proportional?

• yes

• no

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

• Yes; 1/3

• Yes; 3

• Yes; 5

• No

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

Does the table represent a proportional relationship?

Which situation represents a proportional relationship?

Select the correct answer ○ in each row.

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.

Which is NOT proportional?

• 2/7 = 10/35

• 1/12 = 2/20

• 10/12 = 5/6

• 25/35 = 5/7