Proportional

Which graph is proportional?

• A

• B

• C and D

• All of the graphs are proportional

Write the equation for the table given

• y = 1/3x

• y = 3x

• y = -1/3x

• y = -3x

Ollie sells bracelets for two dollars each and donates the money he collects to a charity. Find the relation between the total number of bracelets sold and the amount of money donated to charity, and the equation that matches it.

• y = x + 2

• y = 2x

• y = 4x

• y = x + 4

Does this graph represent a proportional relationship?

• Yes, because the line is pretty.

• No, because the line goes through the origin.

• Yes because the line goes through the origin.

• No, because the graph is non-proportional.

Answer the following questions.

c

d

g

i

f

y=10x

1,500

10,500

4500

100

10

no

y = 1500x

yes

y=4500x

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.

Write how to find the proportion of

2:8 :: 25:625

(Do not give space first right the means than the extremes.)

Mathematical Equivalence

ON

• ADDITIVE

• PROPROTIONAL

• BOTH

• NEITHER

Which equation matches the table?

• y = x + 5

• y = 5x

• y = x - 5

• x = y - 5

Determine if the representation is P = Proportional or NP = Non-Proportional.