Test: Constant of Proportionality/ Rate of Change-Honors

The table shows the cost of long distance calls based on the number of minutes used. Is there a constant rate of change, and if so what is it?

• Yes, 10 calls per minute
• Yes, $.10 per minute
• Yes, $.40 per minute
• Not a constant rate

Tags

CCSS.HSF-LE.A.1B

What is the constant rate of change?

• Not here.

• $80 per month.

• $82 per month.

• $41 per month.

Tags

CCSS.HSF-LE.A.1B

Describe the characteristics of a graph that is proportional?

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

Tags

CCSS.8.EE.B.5

What does k represent in the equation y = kx?

• non proportional

• constant of proportionality

• y-intercept

• the x value

What is the constant of proportionality in this table?

• 3
• 6
• 1.5
• 0.3

Tags

CCSS.7.RP.A.2B

Determine the Constant Rate of Change?

• -10 ft per second
• 15 ft per second
• 10 ft per second 
• -15 ft per second

Tags

CCSS.HSF-LE.A.1B

Does this table show a proportional relationship?

• Yes 
• No

Tags

CCSS.HSF-LE.A.1B

A rate in which the second quantity is ONE unit is the ___________________.
ex: 50 miles per hour

• Rate of change 
• Proportion
• Unit rate

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Is the graph proportional or non-proportional?

• Proportional
• Non-Proportional

Tags

CCSS.7.RP.A.2D

Why does this graph show a non-proportional (not proportional) relationship?

• Because it is proportional
• It goes through the origin
• It does not go through the origin
• It is a straight line

Tags

CCSS.8.EE.B.5