Proportional relationships

Is this graph proportional?

• Yes

• No, because it does not pass through (0, 0).

• No, because the slope is negative.

• No, because the y-axis increases by twos.

Find the unit rate:  $3.60 for 3 pounds of apples. How much does it cost for 1 pound of apples?

• $1.00 per pound
• $3.60 per pound
• $1.20 per pound
• $1.10 per pound

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Is this graph proportional?

• Yes

• No, because it does not pass through the origin.

• No, because the y-axis increases by 5s.

• No, because the slope is a fraction.

Is this table proportional? What is the rate of change?

• Yes, 3

• Yes, 1/3

• No, 3

• No, 1/3

What does the point (2, 94) represent in this situation?

• Every week, they earn $94.
• After 94 weeks, they save $2.
• After 1 week, they save $47.
• After 2 weeks, they save $94.

Tags

CCSS.8.EE.B.5

What is the unit rate in this proportional relationship?

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

Tags

CCSS.8.EE.B.5

Is the given table a proportional relationship? What is the constant rate of change?

• Yes; 1/3

• Yes; 3

• No; 1/3

• No; 3

Does the table show a proportional relationship? What is the rate of change?

• Yes, 1/3

• Yes, 3

• Yes, 1/2

• No, 3

What is the rate of change for the following graph?

• 80
• 20
• 40
• 160

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Analyze the point (3, 27). What does the point represent? 

• The point (3,27) represents 27 shirts for $3. 
• The point (3,27) represents $27 for 3 shirts. 

Tags

CCSS.8.EE.B.5