Chpts 1-3

What is the unit rate in this proportional relationship?

• 60 miles/1 hour
• 120 miles/ 2 hours
• 1 mile/ 1 hour

What is the unit rate in this proportional relationship?

• 60 miles/1 hour
• 120 miles/ 2 hours
• 1 mile/ 1 hour

Does this graph represent a proportional relationship?  

• No, because it doesn't pass through the origin.
• Yes, because it doesn't pass through the origin.
• Yes, because it intersects the y axis.
• No, because it intersects the x axis.

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

• y
• x
• 14

Which of these describes the unit rate?

• a unit of measure
• a fraction with a numerator of one
• a fraction with a denominator of one
• a proportion

If Mr. Smith gives 6 homework assignments every 2 weeks, how many homework assignments would he give in a 9 weeks? 

• 54
• 6
• 18
• 27

A bus traveled 150 miles in 3 hours. At what average rate did the bus travel?

• 150 miles per hour
• 75 miles per hour
• 50 miles per hour
• 450 miles per hour

Josh bought a pizza with eight slices of pizza for $12. What is the cost of a slice of pizza?

• $12
• $1.50
• $3
• $1

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

Find the unit rate of 40 meters in 16 seconds

• 0.4 meters per second
• 0.4 seconds per meter
• 2.5 meters per second
• 640 meters per second