Comparing Constants of Proportionality

Is this table proportional?

• Yes

• No

Write an equation to show the proportional relationship in the graph.

• y=¹/₅₂x

• y=104x

• y=52x

• y=¹/₁₀₄x

Write an equation to represent the proportional relationship shown in the table.

• y=12x

• y=4x

• y=¼x

• y=¹²/₃x

Which pizzeria makes more money?

• Pizzeria W

• Pizzeria L

• They both make the same amount

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

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

Name the constant of proportionality.

• 20

• 40

• 16

• 35