Proportional Relationships Review

A recipe calls for 2 1/4 teaspoons of salt for every 1 1/8 teaspoons of black pepper used. How many teaspoons of salt are needed for each teaspoon of pepper?

• 2 tsp. salt

• 1 7/8 tsp. salt

• 1 1/2 tsp. salt

• 1/2 tsp. salt

Aaron designed a robot for a contest. His robot can move 3/4 meter in 1/2 second. What is the robot's unit rate of speed?

• 3/8 meter per second

• 2/3 meter per second

• 1 1/2 meters per second

• 2 1/2 meters per second

Identify the constant of proportionality in the table.

Enter your answer as an improper fraction.

Identify the constant of proportionality in the table.

Simplest form

Write an equation for the proportional relationship.

Write an equation for the proportional relationship.

Identify the constant of proportionality in the equation:

y = 1/2x

What is the unit rate of speed for the train?

Which table shows pairs of values that are NOT in a proportional relationship?

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