This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Maths Chapter 16 Playing With Numbers ā Quiz 1 š Homepage š Download PDF Books š Premium PDF Books Class 8 Maths Chapter 16 Playing With Numbers Quiz 1 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of them is composite number? A) 12. B) 11. C) 7. D) 5. Show Answer Correct Answer: A) 12. 2. Which of the following numbers is divisible by 99? A) 913462. B) 114345. C) 135792. D) 3572406. Show Answer Correct Answer: B) 114345. 3. 7 $\times$ $\times$ $\times$ $\times$ A) 2100. B) -2100. C) 210. D) 0. Show Answer Correct Answer: D) 0. 4. What is the general form of 93 A) 9*10+3*1. B) 9*1+3*10. C) 3*1+9*10. D) 3*10+9*1. Show Answer Correct Answer: A) 9*10+3*1. 5. Is divisible by 3, find A A) 2. B) 4. C) 3. D) 8. Show Answer Correct Answer: C) 3. 6. Eratosthenes' method for finding Prime numbers. A) Crossing Method. B) Sieve Method. C) Eratosthenes' method. D) None of the above. Show Answer Correct Answer: B) Sieve Method. 7. A+A+A=1A A) 3. B) 5. C) 1. D) 2. Show Answer Correct Answer: B) 5. 8. ..... is the factor of 65 A) 3. B) 6. C) 2. D) 13. Show Answer Correct Answer: D) 13. 9. Find the value of Q A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: B) 2. 10. The number 2146587 is divisible by: A) 7. B) 3. C) 11. D) None of the above. Show Answer Correct Answer: B) 3. 11. Factors of a Number are ..... A) Infinite. B) Uncountable. C) Finite. D) None of the above. Show Answer Correct Answer: C) Finite. 12. Which of the following numbers is not divisible by 3? A) 123. B) 132. C) 231. D) 134. Show Answer Correct Answer: D) 134. 13. Find the common factor, other than 1, of 9 and 15. A) 3. B) 4. C) 5. D) 6. Show Answer Correct Answer: A) 3. 14. If a number is divisible by 5, then which o the following can be its one's digit? A) 2. B) 3. C) 4. D) 5. Show Answer Correct Answer: D) 5. 15. Name the property involved in a+b=b+a? A) Closure property. B) Commutative property. C) Associative property. D) Distributive property. Show Answer Correct Answer: B) Commutative property. 16. If the sum of digits of a number is divisible by three, then the number is always divisible by A) 2. B) 3. C) 6. D) None of the above. Show Answer Correct Answer: B) 3. 17. Which is a multiple of 8? A) 22. B) 23. C) 24. D) 26. Show Answer Correct Answer: C) 24. 18. If x +y + z = 6 and z is an odd digit, then the three-digit number xyz is A) An odd multiple of 3. B) An odd multiple of 6. C) An even multiple of 3. D) An even multiple of 9. Show Answer Correct Answer: A) An odd multiple of 3. 19. If "AB x B = 96", then the value of A and B is A) A = 2, B = 4. B) A = 2, B = 2. C) A = 3, B= 2. D) None of the above. Show Answer Correct Answer: A) A = 2, B = 4. 20. If 39x is a multiple of 3 and 2, where x is a digit, what could be the value of x? A) 8. B) 3. C) 6. D) 7. Show Answer Correct Answer: C) 6. 21. A four-digit number aabb is divisible by 55. Then, possible value(s) of b is/are: A) 0 and 2. B) 2 and 5. C) 0 and 5. D) 7. Show Answer Correct Answer: C) 0 and 5. 22. If a number is divisible by 10, then which of the following can be its one's digit? A) 0. B) 1. C) 3. D) 5. Show Answer Correct Answer: A) 0. 23. Find the ratio of 2 hours and 115 minutes. A) 2:115. B) 120:115. C) 24:23. D) 25:24. Show Answer Correct Answer: C) 24:23. 24. If x210y is divisible by 9 then what is the sum of x and y? A) 3. B) 6. C) 9. D) 2. Show Answer Correct Answer: B) 6. 25. ..... factors are there for a given number. A) 0. B) 2. C) Finite. D) Infinite. Show Answer Correct Answer: C) Finite. 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