Proportional Relationships Quick Review

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.2D

Why does this graph show a non-proportional relationship?

• Because it is proportional
• It goes through the origin
• It does not go through the origin
• It is a straight line

Does this graph represent a proportional relationship?

• Yes
• No

What is the unit rate for this graph?

• 100
• 25
• 50
• 200

What is the constant of proportionality for this table?

• 1/9
• 9
• 8

Which statement matches the graph?

• Taylor can write 6 words per minute
• Taylor can write 25 words per minute
• Taylor can write 50 words per minute
• Taylor can write 150 words per minute

Which equation shows a proportional relationship between x and y?

• y = 3x + 9
• y = 1/2x
• y = 1/2x - 2
• y = x²

Tags

CCSS.7.RP.A.2D

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

Steven earns extra money babysitting. He charges $31.25 for 5 hours and $50 for 8 hours. 9. What is the constant of proportionality?

• $6.25 per hour
• $6 per hour
• $5.50 per hour
• $6.50 per hour

Tags

CCSS.7.RP.A.2B

Write an equation for this relationship.

• y=1/5x
• y=1/2x
• y=2x
• y=5x

Tags

CCSS.5.OA.B.3