Find the Constant of Proportionality

Draw

If 3 cats catch 3 bunnies in 3 minutes, how many minutes will it take 100 cats to catch 100 bunnies?

Fill in the Blanks

Multiple Choice

Write the equation for the table given.

• y = 16x
• y = 8x

• y= 12x

Multiple Choice

Write an equation for this relationship.

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

Multiple Choice

A box of cereal cost $3.59 for 30 oz. How much is the unit rate per ounce? Round to the nearest cent.

• 11 cents
• 12 cents
• 13 cents
• 10 cents

Multiple Choice

What is the constant of proportionality?

• 3
• 4
• 2
• 5

Multiple Choice

Identify the constant of proportionality.

• k = 2

• k = 3

• k = 1.50

• k = 2/3

• none (not proportional)

Multiple Choice

Identify the constant of proportionality.

• k = 2

• k = 3

• k = 1.50

• k = 2/3

• none (not proportional)

Multiple Choice

You travel 150 miles on 5 gallons. How far did you travel per gallon?

• 15 miles
• 30 miles
• 3 miles
• 25 miles

Multiple Choice

You earn $15 every 3 weeks. At this rate, how much will you earn in 5 weeks?

• $25
• $35
• $5
• $10

Multiple Choice

88 students for 4 classes
How many students per class?

• 22 students per class
• 22 classes per student
• 25 students per class
• 25 classes per student

Multiple Choice

Does the table show a proportional relationship? What is the equation?

• Yes, y = 6x

• No, this is not proportional

• Yes, y = 12x

Multiple Choice

A submarine dives 300 feet every 2 minutes, and 6,750 feet every 45 minutes. Find the constant rate at which the submarine dives.

• 45 ft. per minute

• 300 ft. per minute

• 150 ft. per minute

Multiple Choice

Write an equation using the constant of proportionality.

• y = 5x

• y = 4x

• y = 8x

Fill in the Blanks