CBSE Class 5 Mathematics Factors and Multiples MCQs

Question: 1 is prime number

a) False

b) True

c) None of these

Answer: False

Question: Which of the following does not divide 3630?

a) 9

b) 11

c) 5

Answer: 9

Question: Which of these are co-prime (a) 16,18 (b) 11,48 (c) 8,23

a) b and c

b) b

c) a

Answer: b and c

Question: The factor of a number is less than or equal to that number.

a) True

b) False

Answer: True

Question: 2 is a prime number

a) True

b) False

Answer: True

Question: 3 is a factor of 36

a) True

b) False

Answer: True

Question: The HCF of two numbers is 9. Which one can’t be their LCM?

a) 48

b) 36

c) 54

Answer: 48

Question: The LCM of two number is 84. Which one of the following can’t be their HCF.

a) 8

b) 6

c) 21

Answer: 8

Question: HCF of two numbers is 6 and their LCM is 432. If one of the number is 48, the other number is

a) 54

b) 42

c) 27

Answer: 54

Question: HCF of 6 and 12 is

a) 6

b) 12

c) 3

Answer: 6

Question: LCM of 3, 4 and 5 is

a) 60

b) 20

c) 30

Answer: 60

Question: 918573 can be divisible by 3

a) True

b) False

Answer: True

Question: LCM of 4, 6 and 8 is

a) 24

b) 12

c) 36

Answer: 24

Question: Prime number between 51 to 55 is

a) 53

b) 54

c) 52

Answer: 53

Question: How many prime numbers are there between 1 and 100.

a) 25

b) 30

c) 24

Answer: 25

Question: 5695 is divisible by

a) 5

b) 2

c) 4

Answer: 5

Question: 12345 is divisible by

a) 3

b) 2

c) 4

Answer: 3

Question: 3 is a _______ number

a) Prime number

b) Composite number

c) None of these

Answer: Prime number

Question: HCF of 190, 171 and 152 is

a) 19

b) 20

c) 18

Answer: 19

Question: The LCM of two co- prime number is 176. If one number is 16, find the other number.

a) 11

b) 22

c) 33

Answer: 11

Question: The HCF of two numbers is 6 and their LCM is 144. If one of the numbers is 36, the other is

a) 24

b) 25

c) 25

Answer: 24

Question: 4, 6, 8, 9, 10, 12 _______ are

a) composite numbers

b) prime numbers

c) even numbers

Answer: composite numbers

Question: 3, 7, 9, 11, 13 are

a) odd numbers

b) even numbers

c) prime numbers

Answer: odd numbers

Question: HCF of co-prime no. is always

a) 1

b) 2

c) 3

Answer: 1