Graphs of Proportional Relationships

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

• y
• x
• 14
• y=14

Tags

CCSS.7.RP.A.2B

If the constant of proportionality is 7, which of the following is the correct proportional equation?

• y=7k
• y=k7
• y=kx
• y=7x

Tags

CCSS.7.RP.A.2C

What is the unit rate/constant of proportionality?

• 80 miles in 1 hours

• 20 miles in 1 hours

• 40 miles in 1 hours

• 160 miles in 1 hours

Tags

CCSS.7.RP.A.2D

Write the equation for the table.

• x = 5y

• y = 5x
• y = 4x + 1
• y = x + 5

Tags

CCSS.6.EE.C.9

Is this table proportional?

• yes
• no

Tags

CCSS.7.RP.A.2B

Based on the graph, Which of the following statements is TRUE?

• I drove 80 miles every 4 hours

• I drove 160 miles in an hour

• I drove 80 miles every 2 hours

• I drove 240 miles in 4 hours

Tags

CCSS.HSF.IF.B.4

What is the point (1, k) and what is the equation for the graph?

• (5, 1)

  y = 5x

• (1, 10)

  y = 10x

• (1, 1)

  y = 1x

• (1, 5)

  y = 5x

Tags

CCSS.8.EE.B.5

Using the graph above, determine the constant of proportionality.

• k = 0
• k = 1
• k = 3
• k = 6

Tags

CCSS.7.RP.A.2B

The graph above shows the price of games in dollars.  Is the graph proportional and how do you know?

• The graph is proportional  because it is linear.
• The graph is proportional because it is linear and passes through the origin.
• The graph is not proportional because it does not pass through the origin.
• The graph is not proportional because it is not linear and it does not pass through the origin.

Tags

CCSS.7.RP.A.2D

What does the point (2, 94) represent in this situation?

• Every week, they earn $94.
• After 94 weeks, they save $2.
• After 1 week, they save $47.
• After 2 weeks, they save $94.

Tags

CCSS.7.RP.A.2D