Missing Values of a Proportional Relationship

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?

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

• 2

• 18

• 25

• 16

Write the equation for the table.

• x = 5y

• y = 5x

• y = 4x + 1

• y = x + 5

Coco is packing kettle corn into bags for snacks. She knows that she packs 6.4 ounces into 4 bags. She creates the following table to find other values for the number of ounces packed to the number of bags used in the same proportion.
Using the first row, Coco ​ (a)   to find the missing value for the second row. If she uses the first row to find the value in the third row, Coco will ​ (b)   .

• divides by 4

• multiply by 2.25

• subtracts by 4

• multiplies by 4

• subtracts 2.25

• divide 2.25

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

Mathematical Equivalence

ON

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

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 y=kx for the table?

• y=1/3x

• y=3x

• y=5x

• y=1/5x

Find the missing OUTPUT value.

• -12

• 12

• 14

• 12x