NCERT Class 6 Math Playing with Numbers Chapter 3 MCQ Question Answer for Preparation of Exams. Here we Provide Class 6 Math Question Answer, Important Questions, MCQ for Various State Boards Students like CBSE, Haryana, uttar pradesh, mp and other state students.
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NCERT Class 6 Math Chapter 3 Playing with Numbers MCQ Question Answer Solution.
Playing with Numbers Class 6 Math Chapter 3 MCQ Question Answer
Multiple Choice Questions and Answer for Easy to Understand the Chapter.
1. Number of factors of 12 will be
(A) 1
(B) 2
(C) 12
(D) 6
Answer
Ans. 6
2. 35 is a multiple
(A) 5
(B) 9
(C) 4
(D) 6
Answer
Ans. 5
3. Which of the following are the factors of 19?
(A) 1
(B) 19
(C) Both A and B
(D) None of the above.
Answer
Ans. Both A and B
4. Which of the following are the factors of 20?
(A) 4
(B) 5
(C) 10
(D) all the above.
Answer
Ans. all of the above.
5. Which is the only even prime number?
(A) 1
(B) 2
(C) 3
(D) 4
Answer
Ans. 2
6. Which of the following is not a prime number?
(A) 23
(B) 37
(C) 19
(D) 91
Answer
Ans. 91
7. Prime number are those numbers which are divisible by
(A) 1
(B) number itself
(C) Both A and B
(D) none of the above.
Answer
Ans. both A and B
8. Composite numbers are those numbers which having
(A) Two factors
(B) More than two factors
(C) less than two factors
(D) having infinite factors
Answer
Ans. More than two factors.
9. Which of the following is a composite number?
(A) 1
(B) 2
(C) 4
(D) 3
Answer
Ans. 4
10. Those numbers which are divisible by 2 are called
(A) even numbers
(B) odd numbers
(C) prime numbers except 2
(D) all of the above.
Answer
Ans. even numbers
11. Those numbers which are not divisible by 2 are called
(A) odd numbers
(B) even numbers
(C) both A and B
(D) None of the above
Answer
Ans. odd numbers.
12. Sum of two even numbers is always
(A) 0
(B) even
(C) odd
(D) prime
Answer
Ans. even
13. Sum of two odd numbers is always
(A) 0
(B) odd
(C) even
(D) prime
Answer
Ans. even
14. Which of the following is the greatest prime number between 1 and 10?
(A) 9
(B) 8
(C) 7
(D) 5
Answer
Ans. 7
15. Product of two even numbers is always
(A) even
(B) odd
(C) 1
(D) prime
Answer
Ans. even
16. Which of the following is the smallest even number?
(A) 1
(B) 2
(C) 3
(D) 4
Answer
Ans. 2
17. If a number ends with 0 then it must be divisible by
(A) 5
(B) 10
(C) both A and B
(D) none of the above.
Answer
Ans. both A and B
18. Which of the following number is divisible by 3?
(A) 1232
(B) 1534
(C) 1161
(D) 5312
Answer
Ans. 1161. Hint : Check the sum of digits.
19. A number is divisible by 16 then it must be divisible by
(A) 8
(B) 4
(C) 2
(D) all of the above.
Answer
Ans. all of the above. Hint : A number is always divisible by its factors.
20. Which of the following number is divisible by 4?
(A) 54382
(B) 58442
(C) 9848
(D) 986
Answer
Ans. 9848 Hint : Check the last digits of number. if these are divisible by 4 then number is also divisible by 4.
21. Which of the following number is divisible by 8?
(A) 999888
(B) 888999
(C) 666748
(D) 1234564
Answer
Ans. 999888. Hint : Check the last three digits. If last three digits are divisible by 8 then number is also divisible by 8.
22. Which of the following number is not divisible by 11?
(A) 308
(B) 1331
(C) 121
(D) 6180
Answer
Ans. 6180 Hint : Check the difference of odd place digits and even place digits. If this difference is 0 or divisible by 11, then number is also divisible by 11.
23. Which of the following numbers are co prime?
(A) 12 and 15
(B) 12 and 16
(C) 5 and 10
(D) 5 and 6
Answer
Ans. 5 and 6
24. If a number A is divisible by two co prime numbers, then A is also divisible by
(A) sum of these two number
(B) product of these two numbers
(C) difference of these two numbers
(D) None of the above.
Answer
Ans. Product of these two numbers.
25. Which of the following is the HCF of 6, 12 and 18.
(A) 6
(B) 1
(C) 18
(D) 0
Answer
Ans. 6
26. Which of the following is the LCM of 6, 12 and 18.
(A) 12
(B) 24
(C) 36
(D) 6
Answer
Ans. 36