Practice Quiz: 2-Step Eqns, Proportional Relationships & Slope

What is the constant of proportionality?

• 3
• 4
• 2
• 5

Tags

CCSS.7.RP.A.2B

If Justin can type 408 words in 4 minutes, how many words can he type per minute?

• 102 words per minute
• 100 words per minute
• 400 words per minute
• 412 words per minute

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What was Brian's unit rate?

• 3/2 word per minute
• 30 minutes per word
• 60 minutes per word
• 30 words per minute

Tags

CCSS.7.RP.A.2D

Identify the constant of proportionality.

• k = 2x

• k = 2

• k = 4

• none (not proportional)

Tags

CCSS.7.RP.A.2B

Which of the following is the correct formula for finding the constant of proportionality?

• k = x/y
• k = y/x
• y = k/x
• x = k/y

Tags

CCSS.7.RP.A.2B

Find the slope

• 4/5
• 5/4
• -5/4
• -4/5

Tags

CCSS.7.RP.A.2D

Find the slope of the line.

• Undefined
• 0
• 1
• -1

Tags

CCSS.7.RP.A.2D

Find the slope of the line.

• Undefined
• 0
• 1
• -1

Tags

CCSS.7.RP.A.2D

Find the slope:

• 2
• -2
• 1/2
• -1/2

What is the value of the constant of proportionality (k)?

• k=2

• There is no constant of proportionality.

Tags

CCSS.7.RP.A.2B