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    What should come in place of the question mark (?) in the given series?17, 22, 37, 62, 97, ?​​
    Question

    What should come in place of the question mark (?) in the given series?
    17, 22, 37, 62, 97, ?​​

    A.

    137

    B.

    140

    C.

    142

    D.

    148

    Correct option is C

    Given:  17, 22, 37, 62, 97, ?
    Logic:Double diffrence of this series is 10
    22−17 = 5
    37−22 = 15
    62−37 = 25
    97−62 = 35
    the differences: 5, 15, 25, 35
    35+10 =45
    So, next number
    97+45=142
    Thus , the correct answer is option ( c ) 142.

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