Proportional Relationships- Formative 1

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other quantity is constant.

Front

How can you identify a proportional relationship on a graph?

Back

A graph represents a proportional relationship if it is a straight line that passes through the origin (0,0).

Front

What is the unit rate?

Back

The unit rate is the ratio of two measurements in which the second quantity is one unit. For example, if a car travels 60 miles in 1 hour, the unit rate is 60 miles per hour.

Front

Back

The unit rate is 3.

Front

What does it mean if a graph does not represent a proportional relationship?

Back

It means that the ratio between the two quantities is not constant, and the graph does not form a straight line through the origin.

Front

In a proportional relationship, if one quantity doubles, what happens to the other quantity?

Back

The other quantity also doubles.

Front

What is the constant of proportionality?

Back

Front

If Product #1 costs $10 for 5 pairs of socks and Product #2 costs $12 for 6 pairs of socks, which has a lower cost per pair?

Back

Product #2 has a lower cost per pair, costing $2 per pair compared to Product #1's $2 per pair.

Front

What is the formula to find the unit rate?

Back

Front

If a recipe requires 4 cups of flour for 2 batches, what is the unit rate of flour per batch?

Back

The unit rate is 2 cups of flour per batch.