Check the below NCERT MCQ Questions for Class 6 Maths Chapter 3 Playing with Numbers with Answers Pdf free download. MCQ Questions for Class 6 Maths with Answers were prepared based on the latest exam pattern. We have provided Playing with Numbers Class 6 Maths MCQs Questions with Answers to help students understand the concept very well.
Q1.Which of these numbers is a factor of every number?
(1)1
(2)0
(3)4
(4)2
Answer
Answer: 1
Q2.Which of them is prime number?
(1)6
(2)3
(3)8
(4)9
Answer
Answer: 3
Q3.Which of them is composite number?
(1)5
(2)6
(3)3
(4)7
Answer
Answer: 6
Q4.Which of the following numbers is not a factor of 20?
(1)4
(2)2
(3)6
(4)5
Answer
Answer: 6.
Q5.Which of the following numbers is not a factor of 12?
(1)2
(2)4
(3)8
(4)3
Answer
Answer: 8.
Q6.Which of the following numbers is a prime number?
(1)11
(2)10
(3)15
(4)12
Answer
Answer: 11
Q7.Which of the following number is not a multiple of 6?
(1)21
(2)12
(3)36
(4)24
Answer
Answer: 21
Q8.Which of the following number is not a multiple of 5?
(1)20
(2)15
(3)33
(4)30
Answer
Answer: 33.
Q9.Which of the following number is not a factor of 18?
(1)3
(2)2
(3)8
(4)6
Answer
Answer: 8.
Q10.Which of the following is the prime factorisation of 140?
(1) 2 × 2 × 5
(2) 2 × 2 × 7
(3) 2 × 2 × 5 × 7 × 3
(4) 2 × 2 × 5 × 7
Answer
Answer: 2 × 2 × 5 × 7
Q11.Which of the following is the L.C.M. of 36 and 72?
(1)72
(2)36
(3)2
(4)108
Answer
Answer: 72
Q12.Which is the number that is neither prime nor composite?
(1)1
(2)0
(3)5
(4)2
Answer
Answer: 1
Q13.What is the H.C.F. of two co-prime numbers?
(1)0
(2)1
(3)4
(4)2
Answer
Answer: 1
Q14.What is the H.C.F. of 120, 144 and 216?
(1)24
(2)38
(3)144
(4)120
Answer
Answer: 24
Q15.What are two numbers called having only 1 as a common factor.
(1) twin prime numbers
(2) co-prime numbers
(3) prime numbers.
(4) composite numbers
Answer
Answer: co-prime numbers
Q16.What are the numbers which have more than two factors called?
(1) Prime numbers
(2) Even numbers
(3) Odd numbers
(4) Composite numbers
Answer
Answer: Composite numbers
Q17.What are the numbers which are multiples of 2 called?
(1) Even numbers
(2) Odd numbers
(3) Composite numbers
(4) Prime numbers
Answer
Answer: Even numbers
Q18.Value of 30 + 14 ÷ 2 is:
(1)29
(2)22
(3) none of these
(4)37
Answer
Answer: 37
Q19.The value of 18 – 3 × 4 + 1 is:
(1)75
(2)61
(3) none of these
(4)7
Answer
Answer: 7
Q20.The value of 10 + 40 ÷ 8 × 2 – 9 is:
(1)10
(2)9
(3)12
(4)11
Answer
Answer: 11
Q21.The sum of two odd and one even numbers is
(1) Prime
(2) Even
(3) Odd
(4) Composite
Answer
Answer: Even
Q22.The smallest prime number is:
(1)2
(2)1
(3) none of these
(4)3
Answer
Answer: 2
Q23.The smallest composite number is
(1)1
(2)4
(3)6
(4)9
Answer
Answer: 4
Q24.The only prime number which is also even is
(1)1
(2)6
(3)4
(4)2
Answer
Answer: 2
Q25.The number which is divisible by 5 is:
(1)423
(2)422
(3)425
(4)424
Answer
Answer: 425
Q26.The number which is divisible by 3 is:
(1)136
(2)135
(3)139
(4)137
Answer
Answer: 135
Q27.The number which is divisible by 2 is:
(1)136
(2)135
(3)139
(4)137
Answer
Answer: 136
Q28.The number of multiples of a given number is
(1)100
(2)10
(3) infinite
(4)1000
Answer
Answer: infinite
Q29.The LCM of 8 and 6 is:
(1)24
(2)22
(3)28
(4)26
Answer
Answer: 24
Q30.The LCM of 12, 15, 45 is:
(1)180
(2)170
(3)200
(4)190
Answer
Answer: 180
Q31.The largest three digit number which is exactly divisible by 3 is:
(1)996
(2)999
(3) none of these
(4)992
Answer
Answer: 999
Q32.The HCF of two co-prime numbers is
(1)3
(2)0
(3)1
(4)2
Answer
Answer: 1
Q33.The HCF of 12 and 40 is:
(1)4
(2)3
(3)6
(4)5
Answer
Answer: 4
Q34.The HCF of 12 and 16 is
(1)4
(2)2
(3)1
(4)6
Answer
Answer: 4
Q35.The common factors of 24 and 40 are:
(1) 1, 2, 4, 8
(2) 1, 3, 4, 8
(3) none of these
(4) 1, 4, 5, 9
Answer
Answer: 1, 2, 4, 8
Q36.Prime factors of 45 are:
(1) 3, 15
(2) 5, 9
(3) none of these
(4) 3, 3, 5
Answer
Answer: 3, 3, 5
Q37.Number of factors of a given number are _______.
(1) infinite
(2) finite
(3)2
(4)3
Answer
Answer: finite
Q38.If a number is divisible by 2 and 3 both then is divisible by
(1)6
(2)3
(3)7
(4)5
Answer
Answer: 6
Q39.If a number is divisible by 10, then which of the following can be its ones digit?
(1)3
(2)2
(3)0
(4)4
Answer
Answer: 0
Q40.Find the HCF of 27, 63.
(1)6
(2)2
(3)9
(4)3
Answer
Answer: 9
Q41.Every prime number except ______ is odd.
(1)7
(2)5
(3)3
(4)2
Answer
Answer: 2
Q42.Every __ of a number is greater than or equal to that number.
(1) number
(2) factor
(3) none to these
(4) multiple
Answer
Answer: multiple
Q43.Choose the maximum consecutive numbers less than 100 so that there is no prime number between them.
(1)5
(2)6
(3)8
(4)7
Answer
Answer: 7
Q44.A prime number is a number which:
(1) is not divisible by 2
(2) is divisible by 2
(3) has exactly two factors
(4) has no factors
Answer
Answer: has exactly two factors
Q45.901153 is divisible by ___.
(1)5
(2)3
(3)7
(4)11
Answer
Answer: 11
Q46._____ is the factor of 68.
(1)5
(2)6
(3)17
(4)3
Answer
Answer: 17
Q47.__ is the smallest prime number which is even.
(1)4
(2)2
(3)1
(4)3
Answer
Answer: 2