Representations of Proportional Relationships

Which situation best represents the equation y=0.5x?

• A bank account is opened with $5 and $0.50 is added daily.

• Two packages of gum cost $0.50.

• Amy grows 0.5 cms a day.

• Jason gets $20 if he has 9 As on his report card.

Tags

CCSS.8.EE.B.5

Select all that are proportional representations.

• A shipping company charges a flat fee of $5 plus $0.10 per pound for packages.

• Jason makes $15 an hour at his job.

• Kyle adds 1 card to his collection every week.

• A streaming membership cost $4.99 a month plus $2 for every premium show watched.

Tags

CCSS.7.RP.A.2A

How much money will Heath makes for selling 17 textbooks?

Tags

CCSS.5.OA.B.3

Does this equation represent a proportional relationship?

• Yes

• No

Tags

CCSS.7.RP.A.2C

What is the slope of the table?

• 15

• 6

• 1/6

• -6

Tags

CCSS.7.RP.A.2D

Shawn makes $7.50 an hour to babysit for his next door neighbors.  Describe the graph of this relationship.

• Proportional

• Non-proportional

Tags

CCSS.7.RP.A.2D

What is the equation for a proportional relationship?

• y=kx

• x=y

• y=k+x

• k=x+y

Tags

CCSS.7.RP.A.2C

Which of the following tables are proportional? (You may select more than one!)

• 
• 
• 

Tags

CCSS.7.RP.A.2A

Which graph is proportional?

• 
• 
• 
• 

Tags

CCSS.7.RP.A.2D

Which relationship is an example of a proportional function?

• a rental company charges $80 per day and a one-time fee of $24

• a taxi ride costs $2 for the first mile and $4 for each additional mile

• a gym membership cost $30 per month and an additional annual registration fee of $75

• Beverly earns $210 a week for 4 weeks

Tags

CCSS.7.RP.A.2D