Ratio Proportion, Constant of Proportionality

Identify the constant of proportionality.

• k = 6

• k = 12

• k = 1/6

• k = 1/12

• none (not proportional)

Identify the constant of proportionality.

• k = 5

• k = 1/5

• k = 1

• k = 2.5

• none (not proportional)

y=kx.  What does the k represent?

• constant of proportionality

• multiplier

• unit rate

• all of the above

Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

Name the constant of proportionality.

• 20

• 40

• 16

• 35

What is the constant of proportionality?

• 7

• 14

• 10

• 21

Identify the constant of proportionality

• k = 1/90

• k = 1/30

• k = 90

• k = 30

What is the constant of proportionality?

• $3

• $4

• $2

• $9

Identify the constant of proportionality.

• k = 2x

• k = 2

• k = 4

• none

Identify the unit rate (scale factor) in this equation.

• 2x

• 2

• 4

• none