Proportional Reasoning: Tables, Equations

Determine the missing value in the table.

• 15
• 3
• 1/3
• 9

The table shows the amount of time Abigail works and the amount of money she earns. What is the missing value in the table?

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

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

• The relationship is not proportional

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

• 2

• 18

• 25

• 16

Write an equation for this relationship.

• y = 18x
• y = 18.50x
• y = 22.50x
• y = 22x

Four customers at a gas station this morning each purchased the same type of gasoline. The table shows the amounts of gasoline they purchased and the costs.

Using the data in the table above, how much does 1 gallon of gas cost?

• $3.50

• $4.00

• $4.50

• $5.00

What is the equation for this table?

• y = x

• x = y

• All of the above

• k=4

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

• y
• x
• 14
• y=14