Ratio, Rates, LCM, GCF Math Quiz

What is a unit rate?

• A rate in which the second term is 1.

• A rate in which the second term is 0.

• A rate in which the first term is 1.

• A rate in which both terms are equal.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Simplify the ratio 4:8.

• 3:6

• 1:2

• 5:10

• 2:4

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Find an equivalent fraction for 3/5.

• 8/15

• 4/7

• 1/2

• 6/10

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

What is the greatest common factor (GCF) of 12 and 18?

• 15

• 6

• 3

• 9

Find the least common multiple (LCM) of 6 and 9.

• 18

• 15

• 21

• 24

If a car travels 240 miles in 4 hours, what is its unit rate?

• 40 miles per hour

• 80 miles per hour

• 120 miles per hour

• 60 miles per hour

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Simplify the ratio 15:25.

• 10:15

• 5:3

• 1:2

• 3:5

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Find an equivalent fraction for 2/3.

• 4/6

• 1/2

• 3/4

• 5/6

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

What is the greatest common factor (GCF) of 24 and 36?

• 12

• 6

• 18

• 30

Find the least common multiple (LCM) of 8 and 12.

• 20

• 10

• 16

• 24