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    Question

    The average weight of 35 boxes is 24.8 kg. After removing 5

    boxes, the average weight becomes 26.1 kg. Find the average weight of the boxes that were removed.
    A 11 kg Correct Answer Incorrect Answer
    B 25 kg Correct Answer Incorrect Answer
    C 27 kg Correct Answer Incorrect Answer
    D 17 kg Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    Total weight of 35 boxes = 35 × 24.8 = 868 kg

    Total weight after removing 5 boxes = 30 × 26.1 = 783 kg

    Weight of removed 5 boxes = 868 - 783 = 85 kg

    Average weight of removed boxes = 85 / 5 = 17 kg

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