IM Unit 2 Review : 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 simplify a ratio?

Back

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

Front

If a recipe calls for 2 cups of flour for every 3 cups of sugar, what is the ratio of flour to sugar?

Back

The ratio of flour to sugar is 2:3.

Front

What is the cost per item if 4 items cost $20?

Back

The cost per item is $5.

Front

If 8 soccer balls are ordered for 12 students, how many soccer balls are needed for 48 students?

Back

32 soccer balls.

Front

What is the unit rate?

Back

The unit rate is a comparison of two different quantities when they are combined together, expressed as a quantity of one.

Front

How do you find the unit rate from a ratio?

Back

To find the unit rate, divide the first quantity by the second quantity.

Front

If 3 fair tickets cost $24, what is the cost of one ticket?

Back

The cost of one ticket is $8.

Front

If you jog 2 kilometers in 12 minutes, how long will it take to jog 5 kilometers?

Back

It will take 30 minutes.

Front

What is a tape diagram?

Back

A tape diagram is a visual model that uses rectangles to represent numbers and their relationships, often used to solve ratio and proportion problems.