Topic 2 Review

Front

Is this graph proportional?

Back

No

Front

What does the ordered pair (20, 3000) represent?

Back

The machine folds 3,000 sheets in 20 minutes.

Front

Does the table represent a proportional relationship?

Back

No.

Front

Find the Unit Rate: 405 rotations in 5 minutes.

Back

81 rotations per minute

Front

At Food City, 3 bags of cereal cost $21.75. At this rate, how much would 5 bags of cereal cost?

Back

$36.25

Front

What is a proportional relationship?

Back

A relationship where two quantities maintain a constant ratio.

Front

How do you find the unit rate?

Back

Divide the total quantity by the number of units.

Front

What is the formula for calculating cost per item?

Back

Total cost divided by the number of items.

Front

What does the slope of a graph represent?

Back

The rate of change between two variables.

Front

What is an ordered pair?

Back

A pair of numbers used to locate a point on a graph, written as (x, y).