Im Proportional Relationships

Write an equation for this situation.

• y=9.75x

• y=19x

• y=19.25x

• y=9.5x

Which line shows a proportional relationship between x and y?

• Line L

• Line M

Is this table proportional?

• Yes

• No

Which graph is non-proportional?

• A

• B

• C

• D

Write an equation for this relationship.

• y=1/3x

• y=1/2x

• y=2x

• y=3x

A cake recipe calls for 1.5 cups of milk and 3 cups of flour. 

If the cups of milk, x, is compared to the cups of flour, y, what is the equation for y=kx?

• k=2x

• y=0.5x

• k=0.5

• y=2x

Write an equation for this relationship.

• y=10.99x

• y=22.98x

• y=22x

• y=21.98x

Write an equation for this relationship.

• y=18x

• y=18.50x

• y=22.50x

• y=22x

What makes a graph proportional?

• Linear

• The line goes through the origin

• Curvy line

• Linear and the line goes through the origin

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