4.1.3 Comparing Proportional Relationships

Proportional Relationships

Comparing Proportional Relationships

​Let's explore some more about Printer B on the next slide

Multiple Choice

What is the unit rate of the equation for Printer B?

y = 50x

• y

• 50

• x

Using the equation y = 50x and the table of values. What is the number of pages printed in 10 minutes? Hint x = 10

​Table

y = 50x

Equation

Printer B is represented in the equation and table below.

Multiple Choice

What is the Unit Rate for Printer A?

• 1

• 40

• 160

• 1/40

Multiple Choice

Write an Equation for Printer A.

• y = 40x

• x = 40y

• x + y = 40

• y = 1x

Use the tables, graph, and/or equations below to determine which graph has the greatest unit rate

​Printer A: y = 40x

Printer B: y = 50x

Multiple Choice

How can you compare Unit Rates when proportional relationships are represented in different ways?

• Compare y-intercepts

• Compare the y-values

• Compare the x-values

• Compare the Unit Rates

Multiple Choice

The price for pounds of almonds at the Snack Shack is represented by y = 6.5x and the cost at the Nut Hut is shown in the graph. Which store sells almonds at a lower unit cost, and by how much lower?

• The unit cost for almonds is $0.50 less at the Snack Shack.

• The unit cost for almonds is $1.50 less at the Snack Shack.

• The unit cost for almonds is $1.50 less at the Nut Hut.

• The unit cost for almonds is $0.50 less at the Nut Hut.

Multiple Select

How do you feel with Proportional Relationship?