7th Grade Unit 2 Review

What makes a graph proportional?

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

Tags

CCSS.8.EE.B.5

Which line shows a proportional relationship between x and y?

• Line L
• Line M

Tags

CCSS.7.RP.A.2D

Write an equation for this relationship.

• y=1/5x
• y=1/2x
• y=2x
• y=5x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

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.2B

Which graph is non-proportional?

• A
• B
• C
• D

Tags

CCSS.7.RP.A.2D

What is a Ratio?

• A comparison of two quantities 
• To multiply two fractions 
• A number over another number
• Two decimals that can be multiplied

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which one is correctly written ratio sentence for the constant in the equation: W = 2c. 

• For every 2 watermelons, there is 1 child.
• W = watermelon and c=children
• For every 2 children, there is 1 watermelon. 
• Every child gets a watermelon.

Tags

CCSS.7.RP.A.2

CCSS.7.EE.B.4

Write the equation for the table given

• y = 1/3x

• y = 3x

• y = 3

• x = 3y

Tags

CCSS.5.OA.B.3

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

• y

• x

• 14

• y=14x

Tags

CCSS.7.RP.A.2B

Janet used 155 beads to create 5 necklaces. What is the constant of proportionality of beads per necklace

• 31

• 775

• 160

• 150

Tags

CCSS.7.RP.A.2B