Math Quiz

Divide 144 by 12.

• 10

• 12

• 14

• 15

What is the average age of 4 students in a class if their ages are 9 years, 10 years, 12 years, and 13 years respectively?

• 11

• 12

• 10

• 13

Find the LCM of 8 and 12.

• 16

• 24

• 32

• 40

What is 540,245 − 320,123?

• 220,122

• 220,132

• 220,112

• 219,112

What are the prime factors of 36?

• 2 × 2 × 3 × 3

• 2 × 2 × 2 × 3

• 2 × 3 × 7

• 3 × 3 × 3

The marks scored in a test by ten pupils are: 15, 16, 15, 17, 18, 16, 15, 15, 16, 18. Find the modal mark.

• 15

• 16

• 17

• 18

Find the HCF of 28 and 42.

• 7

• 14

• 21

• 28

What is the place value of 7 in 72,489?

• 7

• 70

• 700

• 70,000

Find the average of the following numbers: 25, 28, 30, 27.

• 26

• 27.5

• 28

• 29

The sum of 30 and 42 is divided by the product of 6 and 2. Find the result.

• 3

• 6

• 7

• 9