Ratios Proportions Constant of Proportionality

According to the graph above, 5 bags of luggage weighs 150 pounds.

• True

• False

According to the graph above, 4 pounds of bananas costs $100.

• True

• False

Which has a greater constant of proportionality according to the graph above?

• Avenger

• Serendipity

• Both have the same

Identify the constant of proportionality.

• k = 2

• k = 4

• k = 1/2

• k = 1/4

• none (not proportional)

Identify the constant of proportionality.

• k = 25

• k = 50

• k = 100

• k = 1/50

• none (not proportional)

A cake recipe calls for 1.5 cups of milk and 3 cups of flour. Seth made a mistake and used 5 cups of flour. How many cups of milk should he use to keep the proportions correct?

• 2.5 cups milk

• 1.75 cups milk

• 2 cups flour

• 2.25 cups milk

Danielle used 8 centimeters of tape to wrap 4 presents. How many presents did Danielle wrap if she used 30 centimeters of tape?

• 15 presents

• 16 presents

• 14 presents

• 13 presents

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

• 15 miles

• 30 miles

• 3 miles

• 25 miles

Solve the proportion:

• 4

• 8

• 14

• 10

What is the constant of proportionality for this table?

• 1/9

• 9

• 8