Ratios: Topic 5-1/5-2 Formative

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 write the ratio of girls to boys if there are 5 boys and 7 girls?

Back

7 to 5

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 fraction.

Front

What is the simplest form of the ratio 42:36?

Back

7:6

Front

If a water park allows 18 people to go down a slide in 3 minutes, how long would it take for 12 people?

Back

2 minutes

Front

What is the ratio of pears to all fruit if there are 4 apples, 2 bananas, and 5 pears?

Back

5:11

Front

How do you simplify the ratio 12:28?

Back

Divide both numbers by their greatest common factor, which is 4, to get 3:7.

Front

What is the equivalent ratio of 4:7?

Back

12:21

Front

If there are 10 red marbles and 5 blue marbles, what is the ratio of blue to red marbles?

Back

1 to 2

Front

What is a double number line?

Back

A double number line is a visual representation that shows two sets of numbers and their relationships, often used to illustrate ratios.