3.1 Constant Rate of Change

Is the graph proportional or non proportional?

• proportional
• non proportional

Tags

TEKS.MATH.8.4B

What is rate of change?

• The amount of money you get back when you overpay for something.
• Describes how one quantity changes in relation to another quantity
• The amount of one quantity multiplied by another quantity
• How much someone changes over their lifetime

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Find the rate of change

• 1
• 2
• 11
• Not a constant slope/Non-Linear

Tags

TEKS.MATH.A.3B

Determine the Constant Rate of Change?

• $250.00 per day
• $333.33 per day
• -$250.00 per day
• -$333.33 per day

Tags

CCSS.HSF-LE.A.1B

Does this graph show a constant rate of change?

• yes
• No

Tags

CCSS.HSF-LE.A.1B

What is the constant of proportionality for this table?

• 1/9
• 9
• 8

Tags

CCSS.HSF-LE.A.1B

Analyze the point (3, 27). What does the point represent? 

• The point (3,27) represents 27 shirts for $3. 
• The point (3,27) represents $27 for 3 shirts. 

Tags

TEKS.MATH.8.4B

At what rate did the rain fall?

• 2 cm per hour
• ¹/₄ cm per hour
• ¹/₂ cm per hour
• 4 cm per hour

Tags

CCSS.8.EE.B.5

What makes a graph proportional?

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

Tags

CCSS.7.RP.A.2D

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

TEKS.MATH.A.3B