Is This a Proportional Relationship

Does the table represent a proportional relationship?

• yes

• no

Is this graph proportional?

• Yes

• No

What makes a graph proportional?

• Linear

• The line is only in quadrant 1

• Curvy line

• Straight line and the line goes through the origin

What does a proportional relationship look like on a graph?

• A straight line that passes through the origin, (0,0).

• A line that does not pass through the origin , (0,0).

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 the table represent a proportional relationship?

• Yes.

• No.

Q1. How much does it cost?

• 8 cents

• 50 cents

• 40 cents

• 45 cents

Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

Is the given table a proportional relationship? If so, write an equation that relates y to x.

• Yes;  y=1/3x

• Yes;  y=3x

• Yes;  y=5x 

• No

Find the constant of proportionality on this table of values.

• k=3

• k=1

• k=0

• k=4