Fractions, LCM, Ratio

In a class, there are 30 girls and 45 boys. Find the ratio of girls to boys.

• 1 : 3

• 2 : 3

• 3 : 1

• 3 : 2

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Multiply 49.6 by 0.72

• 357.12

• 49.6

• 35.712

• 3.5712

Tags

CCSS.6.NS.B.3

Solve 7 : 8 = 49 : x

• 52

• 54

• 25

• 32

What is the LCM of 18 and 24?

• 120

• 100

• 72

• 24

• 1/5

• 5/3

• 4/3

• 3/5

Tags

CCSS.7.NS.A.3

Find the LCM of 12 and 16.

• 32

• 8

• 16

• 48

What is the ratio of 12 minutes to 1 hour?

• 1 : 5

• 1 : 6

• 1 : 12

• 12 : 5

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

• 10

• 9

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Express the ratio 12 to 30 in its lowest form.

• 1 : 30

• 2 : 5

• 3 : 4

• 5 : 6

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

• 4/9

• 1

Tags

CCSS.5.NF.B.6