Direct Variation Practice

What makes a graph proportional (Direct Variation)?

• Linear

• The line is only in quadrant 1

• Curvy line

• Straight line and the line goes through the origin

Tags

CCSS.7.RP.A.2D

What ordered pair does a direct variation always go through when graphed?

• (0, 0)
• (1, 0)
• (0, 1)
• (1, 1)

Tags

CCSS.7.RP.A.2D

Is this a direct variation?

• yes
• no

Tags

CCSS.7.RP.A.2D

Which graph shows a proportional relationship between x and y?

• A
• B
• C
• D

Tags

CCSS.7.RP.A.2D

Is this a direct variation?

• yes
• no

Tags

CCSS.7.RP.A.2D

Which of the given graphs is a direct variation?

• A
• B
• C
• D

Tags

CCSS.7.RP.A.2D

What is the unit rate in this proportional relationship?

• 60 miles/1 hour
• 120 miles/ 2 hours
• 1 mile/ 1 hour

Tags

CCSS.7.RP.A.2D

Does the relationship represent a direct variation?

• Yes

• No

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.B.4

Is the given table a direct variation? If so, what is the constant of proportionality (k)?

• Yes; 1/4

• Yes; 4

• Yes; 2

• No

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality (in miles per hour) based on the table?

• 45
• 90
• 135
• 2

Tags

CCSS.7.RP.A.2B