Before Applying job posting in any websites or recruiting agencies or sending resumes to job recruiters or any other employment website you need to improve your skills on general knowledge, Aptitude, Puzzles, logical reasoning, general english, database, programming as per your job profile. Job recruiters or mostly preferring job candidates who are having more stuff in those categories mentioned above. So improving more skills on your job profile always boost up your career and your performance. Even hiring companies and job recruiters who are looking for many job posting websites actually they are looking and filtering on these activities. In these Numbers section you need to update more questions to perform well in front of job recruiters and companies. Numbers Interview questions are most important to score in interview, Update all questions to score well in all rounds in job interview.

Numbers interview questions and answers

21)
Which of the following number is divisible by 24 ?
  • 35718
  • 63810
  • 537804
  • 3125736
+ View Answer
  • Answer
  • d) 3125736
  • Solution
  • 24 = 3*8, where 3 and 8 are co-primes.
    Clearly, 35718 is not divisible by 8, as 718 is not divisible by 8.
    Similarly, 63810 is not divisible by 8 and 537804 is not divisible by 8.
    Consider part (d).
    Sum of digits = (3 + 1 + 2 + 5 + 7 + 3 + 6) = 27, Which is divisible by 3.
    Also, 736 is divisible by 8.
    3125736 is divisible by (3 * 8), i.e., 24.

22)
How many of the following numbers are divisible by 132 ?
264, 396, 462, 792, 968, 2178, 5184, 6336
  • 4
  • 5
  • 6
  • 7
+ View Answer
  • Answer
  • a) 4
  • Solution
  • 132 = 11 * 3 * 4.
    Clearly, 968 is not divisible by 3
    None of 462 and 2178 is divisible by 4.
    And, 5184 is not divisible by 11.
    Each one of the remaining four numbers is divisible by each one of 4, 3 and 11. So, there are 4 such numbers.

23)
The smallest prime number is :
  • 0
  • 1
  • 2
  • 3
+ View Answer
  • Answer
  • c) 2
  • Solution
  • The smallest prime number is 2.

24)
The sum of first five prime number is
  • 11
  • 18
  • 26
  • 28
+ View Answer
  • Answer
  • d) 28
  • Solution
  • Required Sum = (2 + 3 + 5 + 7 + 11) = 28.

25)
How many prime numbers are less than 50 ?
  • 16
  • 15
  • 14
  • 18
+ View Answer
  • Answer
  • b) 15
  • Solution
  • Prime numbers less than 50 are :
    2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47
    Their number is 15.