Multiple Choice Questions on Find the wrong term in the following series 15 30 50 80 130 220 ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

Find the wrong term in the following series 15 30 50 80 130 220 ........

Quantitative Aptitude ( CCS) Number series
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    Find the wrong term in the following series.

    15,30,50,80,130,220

    269
    Incorrect Answer
    235
    Incorrect Answer
    244
    Incorrect Answer

    220

    Correct Answer
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    Explanation:

    Double difference +15,+20,+30,+50,+90
    +5,+10,+20,+40
    ? = 220

    Hence, option 4 is the correct answer.

    By: Amit Kumar
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