Represent Proportional Relationships with Equations

If the relationship in the table is proportional, write its equation.

• The relationship is not proportional

If the relationship in the table is proportional, write its equation.

• The relationship is not proportional

Write an equation for this relationship.

• y = 18x

• y = 18.50x

• y = 22.50x

• y = 22x

Find the constant of proportionality on this table of values.

• k=3

• k=1

• k=0

• k=4

In the equation y = 14x, what is the constant of proportionality?

• y

• x

• 14

• y=14

What is the equation y=kx for the table?

• y=1/3x

• y=3x

• y=5x

• y=1/5x

The constant of proportionality in the equation y = 4x is _____

Does the table show a proportional relationship? If so, what is the constant rate of change?

• Yes; 1/3

• Yes; 3

• Yes; 5

• No

How many tbsp of honey is needed for 20 cups of flour?

• 2

• 18

• 25

• 16

What is the constant rate of change?

• 45 mph

• 90 mph

• 135 mph

• 2 mph