Representations of Proportional and Non Proportional Relationships

Which statement best describes the relationship between x and y in the table?

• Proportional

• Not Proportional

What is the equation y=kx for the table?

• y=1/3x

• y=3x

• y=5x

• y=1/5x

Does the table show a proportional relationship?

• Yes

• No

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.

Answer the following questions.

c

d

g

i

f

y=10x

no

10,500

1,500

4500

y = 1500x

10

yes

100

y=4500x

Which statement below accurately represents the graph?

• $100 is earned for each hour worked

• $200 earned for every 2 hours worked
  is the unit rate

• $500 is earned for every 8 hours worked

• $300 is earned after working 4 hours

Lucy spends $1.75 on a cup of coffee each day. Fill in the following table to represent a proportional relationship.

b

d

e

a

$10.50

$5.25

$12.25

$3.00

$1.75

$7.00

$8.75

$3.50

Is this table Proportional?

• Yes, because the COP is different each time.

• Yes, because the COP is always 9.

• No, because the numbers are all different.

• No, because the COP changes each time.

Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

Find the constant of proportionality on this table of values.

• k=3

• k=1

• k=0

• k=4