Proportional Reasoning

What is the slope of the line?

• Positive because the line is pointing down.

• Negative because the line is pointing up.

• Positive because the line is pointing up.

• Negative because the line is pointing down.

Which of the following rates of change represent the following graph?

• $1 per pound
• $2 per pound
• $0.50 per pound
• $50 per pound

Tags

CCSS.HSF.IF.B.4

Which describes the slope of this line?

• Zero slope

• Positive slope

• Negative slope

• No Slope/Undefined

Which rate of change represents the graph shown?

• -15 feet per minute
• 15 feet per minute
• -200 feet per minute
• 200 feet per minute

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Which slope does does this line have

• Positive because the line is pointing up.

• Positive because the line is pointing down.

• Negative because the line is pointing up.

• Negative because the line is pointing down.

Which rate of change represents the graph shown?

• 80 mile per hour
• 2 hours per mile
• 40 miles per hour
• 60 miles per hour

Tags

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Find the slope

• 3
• -3
• 20
• Not a constant slope/Non-Linear

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3

Is this a proportional equation?  Why?

• It is not proportional because it doesn't have a constant.
• It is not proportional because it doesn't have a constant rate of change.
• It is proportional because if x = 0, y = 0.
• It is proportional because it has a y intercept.

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

Eduardo counted ten seconds between seeing lightning and hearing thunder, and he knew that the lightning was about 2 miles away. What is the constant of variation?

• k = 10
• k = 2
• k = 5
• k = 1/5

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Identify  the slope of the red line.

• 1
• -1
• 3
• -3