Ratio Tables/Graphing Review

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:b'.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD).

Front

If Sam and Megan share Skittles in a ratio of 4:1 and there are 75 Skittles, how many does each get?

Back

Sam gets 60 Skittles and Megan gets 15 Skittles.

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, meaning they can be simplified to the same form.

Front

Are the ratios 2:3 and 8:12 equivalent?

Back

Yes, they are equivalent because both simplify to 2:3.

Front

What is a rate of change?

Back

A rate of change describes how one quantity changes in relation to another quantity, often expressed as a ratio.

Front

If a graph shows 2 boys for every 1 girl, what is the ratio of boys to girls?

Back

The ratio of boys to girls is 2:1.

Front

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

Back

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

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Front

How can you represent a ratio on a graph?

Back

A ratio can be represented on a graph by plotting points that correspond to the quantities in the ratio.