Maths | Operations on whole Numbers | Quiz 2

Class 7 | Operations on whole Numbers | Quiz 2

Mathematics

Multiple Choice

Q1. Find the HCF of 21 and 28

• 3

• 4

• 7

• 14

Multiple Choice

Q2. The least common multiple of 12, 30, and 40 is…

• 40

• 60

• 120

• 160

Multiple Choice

Q3. What are the next three multiples? 8, 16, 24, ___ ,___ ,___

• 24, 30, 34

• 32, 42, 52

• 36, 45, 54

• 32, 40, 48

Multiple Choice

Q4. True or False.

The number 6 is a multiple of 3.

• True

• False

Multiple Choice

Q5. What are the first 5 prime numbers in ascending order?

• 2,3,5,7,11

• 2,3,4,5,11

• 1, 2, 3, 5, 7

• 2,3,11,7,5

Multiple Choice

Q6. Which of the following is a perfect square?

• 10

• 50

• 25

• 89

Multiple Choice

Q7. Write the square root of 36000000.

• 3600000

• 3600

• 6000

• 6

Multiple Choice

Q8. Write 'True' or 'False'.

The square of a prime number is prime

• True

• False

Multiple Choice

Q9. What is the value of 70³ ?

• 49000

• 4900

• 343000

• 34300

Multiple Choice

Q10. If the volume of cubical water tank is 216 cm³. Find its length.

• 216 cm

• 6 cm

• 12 cm

• 36 cm