proportional relationships

Which statement best describes the relationship between x and y in the table?

• Proportional
• Not Proportional

What is the unit rate in this proportional relationship?

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

Find the constant of proportionality on this table of values.

• k=3

• k=1

• k=0

• k=4

What makes a graph proportional?

• Straight Line
• The line goes through (0,0)
• Curvy line
• Straight line and passes through (0,0)

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

• y
• x
• 14
• y=14

What is the equation y=kx for the table?

• y=1/3x
• y=3x
• y=5x
• y=1/5x

Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?

• $.50 per pound

• $1.25 per pound

• $3 per pound

• $2.50 per pound

A cashier at the grocery store rung up 2 customers in 8 minutes. At this rate, how many customers can he ring up in 30 minutes?

• 16 customers

• 10.5 customers

• 7.5 customers

• 14 customers