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    Question

    The average weight of 4 persons is 30 kg. The heaviest

    personโ€™s weight is 22 kg more than the lightest personโ€™s weight. If the average weight of the rest two persons is 29 kg, then find the weight of the heaviest person.
    A 42 kg Correct Answer Incorrect Answer
    B 45 kg Correct Answer Incorrect Answer
    C 40 kg Correct Answer Incorrect Answer
    D 43 kg Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    The sum of the weight of 4 persons = 30 ร— 4 = 120 kg Let the weight of the lightest person = โ€˜xโ€™ kg The weight of the heaviest person = (x + 22) kg The sum of the weight of the remaining two persons = 29 ร— 2 = 58 kg According to the question, x + x + 22 + 58 = 120 2x = 40 x = 20 The weight of the heaviest person = 20 + 22 = 42 kg

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