Proportional or Not?

Front

Does this equation represent a proportional relationship?

Back

Yes

Front

y = 8x + 9. Is this proportional or non-proportional?

Back

Non Proportional

Front

Is the given table a proportional relationship? If so, what is the constant of proportionality?

Back

Yes; 3

Front

What makes a TABLE proportional?

Back

Constant rate

Front

What is the constant of proportionality?

Back

45 mph

Front

What is a proportional relationship?

Back

A relationship where the ratio between two variables is constant.

Front

What does it mean for a graph to be proportional?

Back

It is a straight line that passes through the origin.

Front

How can you identify a proportional relationship from a table?

Back

Check if the ratios of corresponding values are constant.

Front

What is the formula for finding the constant of proportionality?

Back

k = y/x, where k is the constant of proportionality.

Front

If y = 5x, is this a proportional relationship?

Back

Yes, because it passes through the origin.