Constant Rate of Change and Proportionality

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

Write an equation for this situation.

• y=9.75x
• y=19x
• y=19.25x
• y=9.5x

Tags

CCSS.6.EE.C.9

Is this graph proportional?

• Yes
• No

Tags

CCSS.7.RP.A.2D

What does k represent in the equation y = kx?

• konkrete kids
• constant of proportionality
• kangaroos
• krispy kreme

Tags

CCSS.HSF-LE.A.1B

Write the equation for the table given

• y = 1/3x
• y = 3x
• y = 1/2x

Tags

CCSS.6.EE.C.9

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

Which statement matches the graph?

• Taylor can write 6 words per minute
• Taylor can write 25 words per minute
• Taylor can write 50 words per minute
• Taylor can write 150 words per minute

Tags

CCSS.HSF.LE.B.5

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

• y
• x
• 14

Tags

CCSS.7.RP.A.2B

How can you find the constant of proportionality?

• k = y/x
• k = x/y
• E=mc²
• y = kx

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality in this table?

• 3
• 6
• 1.5
• 0.3

Tags

CCSS.7.RP.A.2B