Ratio and Proportion

Write these ratio into the simplest form.

3 : 15

• 3 : 5

• 1 : 5

• 2 : 5

• 1 : 15

Simplify this ratio into the simplest form.

24 : 10

• 12 : 5

• 5 : 12

• 6 : 5

• 6 : 10

Write this ratio into the simplest form.

24 : 9

• 8 : 9

• 8 : 3

• 12 : 3

• 4 : 3

A math club has 25 members, of which 11 are males and the rest are females. What is the ratio of males to all club members?

• 2 : 5

• 25 : 11

• 5 : 2

• 11 : 25

A group of preschoolers has 8 boys and 24 girls. What is the ratio of girls to all children?

• 24 : 32

• 8 : 24

• 24 : 8

• 16 : 32

A pattern has 4 blue triangles for every 12 yellow triangles. What is the ratio of blue triangles to all triangles?

• 4 : 3

• 1 : 4

• 4 : 12

• 4 : 8

A gardening club has 21 members, of which 13 are males and the rest are females. What is the ratio of females to all club members?

• 8 : 13

• 13 : 21

• 8 : 21

• 8 : 13

Raine and Abella share an electricity bill in the ratio 5 : 4. The electricity bill is $72. How much dose Raine must pay?

• $ 40

• $ 32

• $ 36

• $ 38

A school choir is made up of girls and boys in the ratio 4 : 3. There are 35 students in the choir altogether. How many students are boys?

• 15

• 5

• 10

• 20

A school choir is made up of girls and boys in the ratio 4 : 3. There are 35 students in the choir altogether. How many students are girls?

• 20

• 15

• 10

• 5