Divisibility Rules MCQ Test 1

1. If a number is divisible by both 8 and 12, is it also divisible by 48?

2. If a number is divisible by 8, is it also divisible by 16?

3. What is the largest prime factor of 1001?

4. If a number ends in 5, is it divisible by 2?

5. If a number is divisible by 3 and 5, is it also divisible by 15?

6. A number divisible by 2 must also be divisible by:

7. If a number is divisible by 7 and 9, is it also divisible by 63?

8. If a number is divisible by 11 and 13, is it also divisible by 143?

9. Which of the following numbers is divisible by 7?

10. A number divisible by 9 must also be divisible by:

11. If a number's digits add up to 9, is it divisible by 9?

12. A number divisible by 6 must also be divisible by:

13. What is the sum of the first five prime numbers?

14. If a number is divisible by 6 and 7, is it also divisible by 42?

15. If a number is divisible by 12, is it also divisible by 6?

16. What is the sum of the first four odd numbers?

17. A number divisible by 4 must end in which digit?

18. What is the smallest prime number greater than 10?

19. If a number is divisible by 5 and 6, is it also divisible by 30?

20. If a number is divisible by 10, is its last digit always 0?

21. Which of the following numbers is divisible by both 5 and 6?

22. How many prime numbers are there between 20 and 40?

23. What is the smallest prime number?

24. Which of the following numbers is not divisible by 3 but is divisible by 6?

25. Which of the following numbers is divisible by 3?

26. If a number is divisible by 3 and 4, is it also divisible by 12?

27. What is the largest prime factor of 900?

28. Which digit can prime numbers never end in?

29. If a number ends in 0, it is divisible by:

30. How many positive integers less than 100 are not divisible by 2, 3, or 5?

31. If a number's digits add up to 3, is it divisible by 3?

32. If a number is divisible by 14, is it also divisible by 7?

33. What is the smallest number that is evenly divisible by all numbers from 1 to 10?

34. If a number is divisible by 2 and 3, is it also divisible by 9?

35. A number divisible by 8 must also be divisible by:

36. What is the product of the first three prime numbers?

37. What is the largest prime number less than 50?

38. A number divisible by 5 must end in which digit?

39. What is the sum of the first four prime numbers?

40. A number divisible by 15 must also be divisible by:

41. Which of the following numbers is divisible by 6?

42. Which of the following numbers is divisible by both 3 and 7?

43. Which of the following numbers is divisible by both 4 and 9?

44. Which of the following numbers is not divisible by 10?

45. Which of the following numbers is divisible by 2?

46. If the sum of the digits of a number is divisible by 9, then the number is also divisible by:

47. If a number's digits add up to 7, is it divisible by 7?

48. If a number ends in 0, is it divisible by 5?

49. If a number is divisible by 9, is its digital root also 9?

50. Which number is divisible by both 2 and 3?