Revisiting Proportional Relationships

Is this table proportional?

• Yes

• No

Determine the missing value in the table.

• 15

• 3

• 1/3

• 9

This is a table with a proportional relationship between A and B.  Find the missing value of B. 

• 33

• 44

• 32

• 48

What is the constant of proportionality?

• 15

• 5

• 75

• 25

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

• proportional

• nonproportional

• constant of proportionality

• proportion

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

When two ratios are equal they are .

(a)  

• Proportional

• Ratio

• Rate

• Unit Rate

Answer the following questions.

c

d

g

i

f

10,500

y=4500x

y=10x

10

4500

y = 1500x

yes

100

no

1,500

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

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.