Number Series


Direction: In the following number series only one is wrong. Find out the wrong number.

  1. 6, 10, 14, 34, 66, 130, 258











  1. View Hint View Answer Discuss in Forum

    The series is x 2 - 2, x 2 - 2, x 2 - 2, x 2 - 2, ......

    Correct Option: B

    The series is x 2 - 2, x 2 - 2, x 2 - 2, x 2 - 2, ......


Direction: In the following number series only one number is wrong. Find out the wrong number.

  1. 1, 3, 10, 21, 64, 129, 356, 777











  1. View Hint View Answer Discuss in Forum

    Pattern is x 2 + 1, x 3 + 1, x 2 + 1, x 3 + 1, ........

    Correct Option: D

    Pattern is x 2 + 1, x 3 + 1, x 2 + 1, x 3 + 1, ........



  1. 3, 4, 10, 32, 136, 685, 4116











  1. View Hint View Answer Discuss in Forum

    Pattern is : x 1 + 1, x 2 + 2, x 3 + 3, x 4 + 4, ............

    Correct Option: B

    Pattern is : x 1 + 1, x 2 + 2, x 3 + 3, x 4 + 4, ............


  1. 380, 188, 92, 48, 20, 8, 2











  1. View Hint View Answer Discuss in Forum

    Pattern is : - 192, - 96, - 48, - 24, -12, - 6

    Correct Option: C

    Pattern is : - 192, - 96, - 48, - 24, -12, - 6



  1. 4, 10, 22, 46, 96, 190, 382











  1. View Hint View Answer Discuss in Forum

    Pattern is : + 6, + 12, + 24, + 48, +96, + 192

    Correct Option: C

    Pattern is : + 6, + 12, + 24, + 48, +96, + 192