Campare-Graph Ratios

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b' or a:b.

Front

How do you calculate the price per gallon?

Back

To find the price per gallon, divide the total cost by the number of gallons. For example, if you paid $15 for 6 gallons, the price per gallon is $15 ÷ 6 = $2.50.

Front

What does it mean for a graph to be proportional?

Back

A graph is proportional if it shows a constant ratio between two quantities, meaning that as one quantity increases, the other increases at a consistent rate.

Front

What is a non-proportional graph?

Back

A non-proportional graph does not maintain a constant ratio between the two quantities, meaning the relationship between them changes.

Front

How do you find a missing number in a ratio table?

Back

To find a missing number in a ratio table, use the known ratios to set up a proportion and solve for the unknown value.

Front

What is the formula for calculating ratios?

Back

The formula for calculating a ratio is: Ratio = Quantity A / Quantity B.

Front

What is an example of a proportional relationship?

Back

An example of a proportional relationship is if 2 apples cost $2, then 4 apples would cost $4, maintaining the ratio of 1 apple to $1.

Front

What is an example of a non-proportional relationship?

Back

An example of a non-proportional relationship is if 1 toy costs $4, but 2 toys cost $10, which does not maintain a constant ratio.

Front

How can you represent ratios visually?

Back

Ratios can be represented visually using graphs, tables, or diagrams that show the relationship between the quantities.

Front

What is the significance of understanding ratios in real life?

Back

Understanding ratios helps in making comparisons, understanding proportions, and solving problems in everyday situations, such as cooking, budgeting, and shopping.