Linear Proportionality

What makes a graph proportional?

• Straight Line
• The line goes through (0,0)
• Curvy line
• Straight line and passes through (0,0)

Tags

CCSS.7.RP.A.2D

Does the graph show a proportional relationship?

• Yes, it's straight and goes through the origin

• Yes, it's straight

• Yes, it goes through the origin

• Yes, the line is pretty

Tags

CCSS.7.RP.A.2D

Is this graph proportional?

• Yes
• No

Tags

CCSS.7.RP.A.2D

Which line shows a proportional relationship between x and y?

• Line L
• Line M

Tags

CCSS.7.RP.A.2D

Find the constant of proportionality on this table of values.

• k=3

• k=1

• k=0

• k=4

Tags

CCSS.7.RP.A.2B

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

• y
• x
• 14
• y=14

Tags

CCSS.7.RP.A.2B

In the equation y = 23x, what is the constant of proportionality?

• y
• x
• 23

Tags

CCSS.7.RP.A.2B

Samantha drives at a rate of 30 mph. Tracy drives at a rate of 60 miles every 2 hours. Who drives faster?

• Samantha

• Tracy

• They drive the same speed per hour

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the unit rate if the rate is 30 laps for 10 minutes.

• 3 laps per minute

• 10 laps per minute

• 15 laps per minute

• 10 laps per two minute

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the constant of proportionality?

• $3
• $4
• $2
• $9

Tags

CCSS.7.RP.A.2B