Multiple Choice Questions on What will come in place of in the sequence 3 14 39 84 258 ........ for Civil Services Exam (CSAT) Preparation

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Multiple Choice Questions

What will come in place of in the sequence 3 14 39 84 258 ........

Math and Mental Ability Number series
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    What will come in place of in the sequence 3, 14, 39, 84, *, 258 ?

    This questions was previously asked in
    UPSC CSAT, Previous year (2024)
    View All CSAT Previous Year Papers

    150

    Incorrect Answer

    155

    Correct Answer

    160

    Incorrect Answer

    176

    Incorrect Answer
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    Explanation:

    3, 14, 39, 84, *, 258 

    1) 14-3 = 11 
    2) 39-14 = 25
    3) 84 - 39 = 45 
    ---


    further difference of difference 

    25-11 = 14
    45-25 = 20  diff of 20 and 14 = 6 


    so answer is 155 .

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