Proportional Relationship with Slope

Which graph is proportional?

• A

• B

• C and D

• All of the graphs are proportional

What is the unit rate in this proportional relationship?

• 60 miles/1 hour

• 120 miles/ 2 hours

• 1 mile/ 1 hour

Find the slope of the line.

• 1/2

• -1/2

• 2

• -2

Create a proportional graph that goes through the origin and has a slope of 4.

Which best describes the equation?
y = 75x

• Proportional

• Nonproportional

What is the unit rate for the rain fall?

• 2 cm per hour

• 1 cm per hour

• ¹/₂ cm per hour

• 4 cm per hour

Which of the equations below is proportional?

• y = 6x

• y = 3x + 2

• y = 2x + 4

• y = -2x -1

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2

• -1/2

• 2

• -2

Find the slope.

• ²/₅

• ^-2/₅

• ⁵/₂

• ^-5/₂

Which graph is proportional with a negative slope?

• a

• b

• c

• d