Number Series

Number Series

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

  1. 20, 24, 33, 49, 74, 110 ?










  1. View Hint View Answer Discuss in Forum

    The series is : 22, + 32, + 42, + 52, + 62, ..........

    Correct Option: C

    The series is : 22, + 32, + 42, + 52, + 62, ..........

  1. 1, 1, 2, 6, 24, ?, 720










  1. View Hint View Answer Discuss in Forum

    The given series is the pattern x1, x2, x3, x4, .............
    so, the missing term = 24 x 5 = 120

    Correct Option: D

    The given series is the pattern x1, x2, x3, x4, .............
    so, the missing term = 24 x 5 = 120

  1. 6, 13, 28, 59, ?










  1. View Hint View Answer Discuss in Forum

    the given series is in the pattern x 2 + 1, x 2 + 2, x 2 + 3,............
    So, the missing term = 59 x 2 +4 = 122

    Correct Option: D

    the given series is in the pattern x 2 + 1, x 2 + 2, x 2 + 3,............
    So, the missing term = 59 x 2 +4 = 122

  1. 3, 15, ?, 63, 99, 143










  1. View Hint View Answer Discuss in Forum

    The given series is in the pattern (22 - 1), (42 - 1),............ (82 - 1), (102 - 1), (122 - 1). So, the missing term is (62 - 1) = 35

    Correct Option: B

    The given series is in the pattern (22 - 1), (42 - 1),............ (82 - 1), (102 - 1), (122 - 1). So, the missing term is (62 - 1) = 35

  1. 5760, 960, ?, 48, 16, 8










  1. View Hint View Answer Discuss in Forum

    The given series is in pattern ÷ 6, ÷ 5, ÷ 4, ÷ 3, ÷ 2. So the missing term is 960 ÷ 5 = 192

    Correct Option: C

    The given series is in pattern ÷ 6, ÷ 5, ÷ 4, ÷ 3, ÷ 2. So the missing term is 960 ÷ 5 = 192