Logical Problems


  1. Look at this series: 8, 22, 8, 28, 8, . . . . What number should come next ?









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    This is a simple addition series with a random number, 8, interpolated as every other number.

    Correct Option: D

    This is a simple addition series with a random number, 8, interpolated as every other number. In the series, 6 is added to each number except 8, to arrive at the next number.


  1. Look at this series: 201, 202, 204, 207, . . . What number should come next?









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    In this addition series, 1 is added to the first number; 2 is added to the second number;

    Correct Option: D

    In this addition series, 1 is added to the first number; 2 is added to the second number; 3 is added to the third number; and so forth.



  1. Look at this series: 544, 509, 474, 439, . . . . . What number should come next?









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    This is a simple subtraction series.

    Correct Option: A

    This is a simple subtraction series. Each number is 35 less than the previous number.


  1. Look at this series: 40, 40, 47, 47, 54, . . . . . What number should come next?









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    This is an alternation with repetition series

    Correct Option: C

    This is an alternation with repetition series in which each number repeats itself and then increases by 7.



  1. Look at this series: 58, 52, 46, 40, 34, . . . . What number should come next?









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    This is a simple subtraction series.

    Correct Option: B

    This is a simple subtraction series. Each number is 6 less than the previous number.