3/30 AM: Constant of Proportionality/Module 7 Review

Does the table represent a proportional relationship? If so, what is the constant?

• Yes, the constant is 1/3.

• Yes, the constant is 3.

• Yes, the constant is 5.

• No, there is no constant.

Tags

CCSS.7.RP.A.2B

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

• 2 mph
• 45 mph
• 90 mph
• 135 mph

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality for this table?

• $1/9 per hour
• $9 per hour
• $8 per hour

Tags

CCSS.7.RP.A.2B

Which graph shows a proportional relationship?

• A
• B
• C
• D

Tags

CCSS.7.RP.A.2D

What is k in this proportional relationship?

• 60 
• 120
• 1
• 180

Tags

CCSS.7.RP.A.2B

Which of the following rates of change represents the graph shown?

• 2 boys for every 1 girl

• 0.5 boys for every 1 girl

• 6 boys for every 1 girl

• 3 boys for every 1 girl

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Identify the constant of proportionality.

• k = 5

• k = 1/5

• k = 1

• k = 2.5

• none (not proportional)

Tags

CCSS.7.RP.A.2B

x - 62 = 123
How should you show your work to isolate the variable and solve the equation?

• Add 62 to each side. 
• Subtract 62 from each side.
• Multiply each side by 62.
• Add 123 to each side.

Tags

CCSS.6.EE.B.7

What is the correct step to solve for the variable?
15 = m - 5

• add 15 to both sides
• add 5 to both sides
• subtract 15 from both sides
• subtract 5 from both sides

Tags

CCSS.6.EE.B.7

x > -0.75. There are many solutions to this inequality.

• True

• False

Tags

CCSS.6.EE.B.8