Number Series


Direction: What should come in place of question mark (?) in the following number series?

  1. 16, 24, 48, 120, 360, 1260, ?











  1. View Hint View Answer Discuss in Forum

    The series is x 1.5, x 2, x 2.5, x 3, x 3.5

    Correct Option: D

    The series is x 1.5, x 2, x 2.5, x 3, x 3.5


  1. 529, 841, 961, 1369, 1681, 1849, ?











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    The series is : 232, 292, 312, 372, 412, ..........(Square of prime numbers)

    Correct Option: E

    The series is : 232, 292, 312, 372, 412, ..........(Square of prime numbers)



  1. 1, 5, 13, 25, 41, ?











  1. View Hint View Answer Discuss in Forum

    The given series is in pattern + 4, + 8, + 12, + 16, ...............
    So, the missing term = 41 + 20 = 61

    Correct Option: C

    The given series is in pattern + 4, + 8, + 12, + 16, ...............
    So, the missing term = 41 + 20 = 61


  1. 796, 675, 554, 433, ...?....











  1. View Hint View Answer Discuss in Forum

    The difference of the number is (- 121).

    Correct Option: D

    The difference of the number is (- 121).



  1. 231, 342, 453, 564, .....?.....











  1. View Hint View Answer Discuss in Forum

    the difference of the numbers (+ 111).

    Correct Option: C

    the difference of the numbers (+ 111).