Constant of Proportionality in Equations, Tables, Graphs

What is the formula for a proportional relationship?

• y=kx
• y=k/x
• z=ykx
• y=ky

Tags

CCSS.7.RP.A.2C

Does the equation show a proportional relationship?

• Yes
• No

Tags

CCSS.7.RP.A.2D

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

• y
• x
• 14

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3

If the constant of proportionality is 10, which of the following is the correct proportional equation?

• 10=kx
• 10=k
• y=10k
• y=10x

Tags

CCSS.7.RP.A.2C

What is the constant of proportionality for this table?

• 1/9
• 9
• 8

Tags

CCSS.HSF-LE.A.1B

Write an equation for this relationship.

• y=1/5x
• y=1/2x
• y=2x
• y=5x

Tags

CCSS.6.EE.C.9

Which equation matches the graph?

• y = 8x
• y = 1x
• y = 3x
• y = 16x

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Which statement below accurately represents the graph?

• $100 is earned for each hour worked
• $200 earned for every 2 hours worked
  is the unit rate
• $500 is earned for every 8 hours worked
• $200 is earned after working 3 hours

Tags

CCSS.8.EE.B.5