CBSE Class 4 Mathematics Factors and Multiples MCQs Set A

Question: Write all the factors of 24

a) 1, 2, 3, 4, 6, 8, 12, 24

b) 6, 8, 12

c) 2, 4, 6

d) 2, 4, 12

Answer: 1, 2, 3, 4, 6, 8, 12, 24

Question: When two or more numbers are multiplied together is called.

a) product

b) factors

c) multiples

d) divisor

Answer: product

Question: Write all the factors of 12.

a) 1, 2, 3, 4, 6, 12

b) 3, 6, 12

c) 1, 12

d) 4, 3, 12

Answer: 1, 2, 3, 4, 6, 12

Question: 8 is the factor of

a) 72

b) 73

c) 75

d) 74

Answer: 72

Question: 15 is the factor of

a) 225

b) 223

c) 224

d) 226

Answer: 225

Question: Prime Factorisation of 50 is

a) 2 × 5 × 5

b) 2 × 5 × 6

c) 2 × 5 × 10 × 2

d) 2 × 5 × 7

Answer: 2 × 5 × 5

Question: The product of two whole numbers is a ___________ of each other.

a) multiples

b) prime

c) divisor

d) factors

Answer: multiples

Question: Every number is a multiple of

a) 1

b) 2

c) 3

d) 4

Answer: 1

Question: Prime Factor of 48

a) 2 × 2 × 2 × 2 × 3

b) 2 × 2 × 3

c) 2 × 3

d) None of these

Answer: 2 × 2 × 2 × 2 × 3

Question: Is 16 is a multiple of

a) 4

b) 30

c) 20

d) 25

Answer: 4

Question: Find the H.C.F of 16 and 36.

a) 4

b) 8

c) 12

d) 16

Answer: 4

Question: If the digit at its ones place is 0 or 5. A number is divisible by.

a) 5

b) 3

c) 7

d) 8

Answer: 5

Question: A _________ is the natural number greater than 1, which has namely 1 and itself

a) prime number

b) multiple

c) factor

d) composite number

Answer: prime number

Question: If the sum of its digits is divisible by 9. A number is divisible by

a) 9

b) 11

c) 10

d) 15

Answer: 9

Question: Find the L.C.M. of 1, 2, 3 and 5 is

a) 30

b) 50

c) 40

d) 60

Answer: 30

Question: Find the least number which is exactly divisible by 5, 10, 20

a) 80

b) 120

c) 100

d) 140

Answer: 80

Question: 4th multiple of 9 + 6th multiple of 2 is.

a) 48

b) 46

c) 47

d) 49

Answer: 48

Question: The numbers that have more than 2 factors are called

a) Composite

b) Multiple

c) Prime

d) Factor

Answer: Composite

Question: If the digit at its ones place is 0. A number is divisible by

a) 10

b) 8

c) 9

d) 11

Answer: 10

Question: 10th multiple of 10 + 5th multiple of 5 is

a) 125

b) 127

c) 126

d) 128

Answer: 125

Question: Find the prime factor of 110

a) 2 × 5 × 11

b) 4 × 5 × 11

c) 3 × 5 × 10

d) 5 × 5 × 12

Answer: 2 × 5 × 11

Question: All the factors are prime numbers is called

a) factors

b) product

c) multiples

d) prime factorization

Answer: factors

Question: The H.C.F of 3 and 9 is:

a) 3

b) 4

c) 5

d) 6

Answer: 3

Question: Find the H.C.F of 10, 14, 18

a) 2

b) 3

c) 4

d) 5

Answer: 2