proportional relationship review

Is the graph proportional or non-proportional?

• Proportional
• Non-Proportional

Tags

CCSS.7.RP.A.2D

Which of these is a unit rate that matches the proportional relationship represented by this graph?

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

Tags

CCSS.7.RP.A.2D

The graph represents a proportional relationships between the cost of electricity and  number of hours.  What is the cost of electricity per hour?

• $60/hour
• $20/hour
• $10/hour
• $6/hour

Tags

CCSS.7.RP.A.2D

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

• 45 mph
• 90 mph
• 135 mph
• 2 mph

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality in the table?

• 1/3
• 3
• 5
• -3

Tags

CCSS.7.RP.A.2B

At the beginning of the year, Adrian's savings account balance was $28. Each week, he deposits another $15 into that account, and he doesn't spend any of his savings. Is his savings account balance proportional to the number of weeks since the start of the year?

• Yes

• No

• Not enough information is given.

Tags

CCSS.7.RP.A.2A

Find the missing value

• y = 15x
• k = 15
• 60
• y = 60x

Tags

CCSS.5.OA.B.3

Which graph shows a proportional relationship?

• A
• B
• C
• D

Tags

CCSS.7.RP.A.2D

Coffee costs $2 per pound. How much will 13 pounds of coffee cost? 

• $13
• $15
• $24
• $26

Tags

CCSS.7.RP.A.2D

What is the constant of proportionality for this table? 

• k = 0
• y = 25x
• k = 25
• x = 25y

Tags

CCSS.7.RP.A.2B