Comparing Proportional Relationships

Write an equation to show the proportional relationship in the graph.

• y=¹/₅₂x
• y=104x
• y=52x
• y=¹/₁₀₄x

Tags

CCSS.8.EE.B.5

Write an equation to represent the proportional relationship shown in the table.

• y=12x
• y=4x
• y=¼x
• y=¹²/₃x

Tags

CCSS.7.RP.A.2C

Which pizzeria makes more money?

• Pizzeria W
• Pizzeria L
• They both make the same amount

Tags

CCSS.8.EE.B.5

The graph shows the proportional relationship between the number of days Restaurant T is open and how many people they served.  The equation y=82x represents the relationship for Restaurant S.  Which restaurant served more people?

• Restaurant S
• Restaurant T
• They both served the same amount of people

Tags

CCSS.7.RP.A.2D

The equation y=²³/₂x represents the price of beef jerky in Store A.  The table shows the price for Store B.  Which store has the better price?

• Store A
• Store B
• They both have the same price

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Review: Is this proportional?

• yes

• no

Tags

CCSS.7.RP.A.2D

Review: What makes this graph not proportional?

• does not have a constant unit rate/slope

• is not straight line

• does not pass through (0,0)

Tags

CCSS.7.RP.A.2D

What makes a graph proportional?

• Linear
• The line goes through the origin
• Curvy line
• Linear and the line goes through the origin

Tags

CCSS.7.RP.A.2D

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

• y
• x
• 14
• y=14

Tags

CCSS.7.RP.A.2B

8.  Find the unit rate of $97.50 for 15 pizzas.

• $6 per pizza
• $82.50 per pizza
• $5.50 per pizza
• $6.50 per pizza

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2