Class 6 Mathematics MCQ Playing with Numbers

Question : A number is divisible by 4 if its

(a) Last two digits are divisible by 4
(b)Last digit is 4
(c)Last digit is 0
(d)Last digit is 8

Question : Which of the following number is divisible by 3

(a) 123
(b)121
(c)124
(d)122

Question : Which is greatest 3-digit number exactly divisible by 8,10,12

(a) 960
(b)980
(c)360
(d)120

Question : Divisibility by 2,5,10 can be checked by

(a) Last digit
(b)Sum of digits
(c)Last two digits
(d)Last three digits

Question : Two numbers having only 1 as common factor are called

(a) Co- prime numbers
(b)Composite numbers
(c)Odd numbers
(d)Prime numbers

Question : The missing number is:

(a) 2
(b)3
(c)4
(d)1

Question : If a number is divisible two co-prime numbers than it is divisible by their

(a) Product also
(b)Difference also
(c)Sum also
(d)Quotient also

Question : Which of the following is smallest prime number:

(a) 2
(b)3
(c)4
(d)1

Question : The multiple of 2 are also called

(a) Even numbers
(b)Odd numbers
(c)Prime numbers
(d)Composite numbers

Question : Which number is neither prime nor composite

(a) 1
(b)2
(c)3
(d)0

Question : Number of factors of a given number are _.

(a) finite
(b) infinite
(c) 3
(d) 2

Question : 116 is divisible by

(a) 2
(b) 3
(c) 6
(d) 8.

Question : A number is divisible by 4 if its

(a) Last two digits are divisible by 4
(b) Last digit is 4
(c) Last digit is 0
(d) Last digit is 8

Question : What is the sixth multiple of 13?

(a) 78
(b) 65
(c) 52
(d) 91

Question : If a number is divisible by 2 and 3 both then is divisible by

(a) 6
(b)8
(c)10
(d)5

Question : The smallest composite number is

(a) 4
(b)3
(c)2
(d)1

Question : Tell the maximum consecutive numbers less then 100 so that there is no prime number between them

(a) 7
(b)8
(c)6
(d)5

Question : The sum of two odd and one even numbers is

(a) Even
(b)Odd
(c)Prime
(d)Composite

Question : The only prime number which is also even

(a) 2
(b)1
(c)4
(d)6

Question : The LCM of 12, 15, 45 is:

(a) 170
(b) 180
(c) 190
(d) 200

Question : Which of the following is the prime factorisation of 140?

(a) 2 × 2 × 7
(b) 2 × 2 × 5
(c) 2 × 2 × 5 × 7
(d) 2 × 2 × 5 × 7 × 3

Question : Which of the following number is not a factor of 18?

(a) 2
(b) 3
(c) 6
(d) 8.

Question : The smallest composite number is

(a) 4
(b) 1
(c) 9
(d) 6

Question : Which of the following expression has prime factors

(a) 56=7x2x2x2
(b) 70= 2x5x7
(c) 54=2x3x9
(d) 24=2x3x4

Question : If a number is divisible by 10, then which of the following can be its one’s digit?

(a) 2
(b) 3
(c) 4
(d) 0

Question : Find the HCF of 27, 63.

(a) 2
(b) 6
(c) 3
(d) 9

Question : Which of the following number is not a multiple of 5?

(a) 15
(b) 20
(c) 30
(d) 33.

Question : The only even number which is not a composite number is:

(a) 2
(b) 4
(c) 6
(d) 8

Question : If a number is divisible two co-prime numbers than it is divisible by their

(a) Product also
(b) Difference also
(c) Sum also
(d) Quotient also

Question : The number which is divisible by 3 is:

(a) 135
(b) 136
(c) 137
(d) 139

Question : A prime number is a number which:

(a) is divisible by 2
(b) is not divisible by 2
(c) has no factors
(d) has exactly two factors

Question : Value of 30 + 14 ÷ 2 is:

(a) 22
(b) 29
(c) 37
(d) none of these