Mrs. Cardinal's Graphing Ratios 3.4

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

How do you represent a ratio in fraction form?

Back

A ratio can be represented as a fraction by placing the first quantity over the second quantity.

Front

What is a ratio table?

Back

A ratio table is a table that displays pairs of numbers that form a ratio, helping to visualize the relationship between the quantities.

Front

How do you find the cost of an item using a ratio?

Back

To find the cost, set up a proportion based on the known ratio and solve for the unknown quantity.

Front

What does it mean if two ratios are equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, even if the numbers are different.

Front

How can you determine which graph represents a ratio table?

Back

You can determine the correct graph by checking if the points plotted on the graph correspond to the values in the ratio table.

Front

What is the unit rate?

Back

The unit rate is a ratio that compares a quantity to one unit of another quantity, often expressed as 'per' unit.

Front

How do you calculate the unit rate from a ratio?

Back

To calculate the unit rate, divide both quantities in the ratio by the second quantity.

Front

What is the significance of the slope in a graph representing ratios?

Back

The slope indicates the rate of change between the two quantities represented in the graph.

Front

How can you compare two ratios?

Back

You can compare two ratios by converting them to fractions and finding a common denominator or by cross-multiplying.