Four Representations of Proportional Relationships

What makes a graph proportional?

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

Tags

CCSS.8.EE.B.5

Is the graph proportional or non proportional?

• proportional

• non proportional

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

• y

• x

• 14

Which equation matches the graph?

• y = 8x

• y = 1x

• y = 3x

• y = 16x

The equation for the table is y = 9x. Use the equation to find how much money they would make in 14 hours.

• $155

• $150

• $1.55

• $126

Does the table represent a proportional relationship?

• Yes.

• No.

Which color car represents a proportional relationship?

• Red car

• White car

• Both cars

• None of the cars

What does k represent in the equation y = kx?

• constant for preparation
• constant of proportionality
• kangaroos
• krispy kreme

Tags

CCSS.HSF-LE.A.1B

What does the point (2, 94) represent in this situation?

• Every week, they earn $94.

• After 94 weeks, they save $2.

• After 1 week, they save $47.

• After 2 weeks, they save $94.

Does this equation represent a proportional relationship?

• Yes
• No

Tags

CCSS.7.RP.A.2D