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    Question

    The average weight of 14 persons increases by 3.5 kg

    when a new person comes in place of one of them weighing 48 kg. The weight of the new person is.
    A 87kg Correct Answer Incorrect Answer
    B 97kg Correct Answer Incorrect Answer
    C 107kg Correct Answer Incorrect Answer
    D 117kg Correct Answer Incorrect Answer

    Solution

    Increase the average weight of 14 persons = 3.5kg increase the total weight of 14 persons = 3.5×14= 49kg so now the weight of the new person = 48 + 49 = 97kg

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