Ratios Part to Part

What is 2 : 6 in simplest form?

• 2 : 6

• 2 : 3

• 1 : 3

• 4 : 12

What is 5 to 10 in simplest form?

• 5 to 10

• 1 to 2

• 10 to 20

• 1 to 3

When dealing with ratios, it is important to remember that...

• You can write ratios however you want

• Order matters

• Ratios are not like fractions

• You can only write ratios one way

Tell if the ratio is part-to-part or part-to-whole.
4 apples to 3 oranges

• Part-to-Part

• Part-to-Whole

A bag of marbles comes with 3 blue marbles, 2 red marbles, and 5 yellow marbles. What is the ratio of red to yellow?

• 2 to 5

• 5 to 3

• 3 to 5

• 5 to 2

A school has a ratio of 3 teachers to 25 students. If there are 9 teachers, how many students are there?

• 100

• 75

• 50

• 30

In a bag of candies, the ratio of chocolate candies to gummy candies is 4:7. If there are 16 chocolate candies, how many gummy candies are there?

• 28

• 14

• 32

• 40

A garden has a ratio of 2 roses to 5 tulips. If there are 8 roses, how many tulips are there?

• 10

• 15

• 20

• 25

What are the two different types of ratio relationships?

• part-to-part

• part-to-ratio

• ratio-to-whole

• part-to-whole

How many ways can you write a ratio

• 1

• 3

• 2

• 4