Constants of Proportionality Relationships

Does this graph represent this table?

• yes

• no

Tags

CCSS.8.EE.B.5

The graph shows the proportional relationship between the number of days Restaurant T is open and how many people they served.  The equation y=82x represents the relationship for Restaurant S.  Which restaurant served more people?

• Restaurant S

• Restaurant T

• They both served the same amount of people

Tags

CCSS.8.EE.B.5

Is this equation y = 14x showing proportionality?

• yes

• no

Tags

CCSS.7.RP.A.2A

Write an equation for this relationship.

• y=18x

• y=18.50x

• y=22.50x

• y=22x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Is this table proportional?

• Yes

• No

Tags

CCSS.7.RP.A.2A

Write an equation for this situation.

• y=9.75x

• y=19x

• y=19.25x

• y=9.5x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Which line shows a proportional relationship between x and y?

• Line L

• Line M

Tags

CCSS.7.RP.A.2D

Review: What makes this graph not proportional?

• does not have a constant unit rate/slope

• is not straight line

• does not pass through (0,0)

Tags

CCSS.7.RP.A.2D

What is the constant of proportionality from the table? Report the answer in a reduced fraction.

Tags

8.EE.6

Match the following constants of proportionality to the phrase.

• k = 5/3

• 3 y's for every 1 x

• k = 1/2

• 5 x's for every 3 y's

• k = 2

• 1 y for every 2 x's

• k = 9/3

• 6 y's for every 3 x's

• k = 3/5

• 3 x's for every 5 y's

Tags

CCSS.7.RP.A.2B