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    Question

    The average weight of five students in a class is

    recorded as 58 kg. Two of the students have weights of 48 kg and 54 kg, but their actual weights are 45тАЛ and 67тАЛ of their recorded weights, respectively. What is the actual average weight of all five students?
    A 62 kg Correct Answer Incorrect Answer
    B 52 kg Correct Answer Incorrect Answer
    C 40.4 kg Correct Answer Incorrect Answer
    D 62.2 kg Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Actual weight of the 1st student = (5/4) ├Ч 48 = 60 kg Actual weight of the 2nd student = (7/6) ├Ч 54 = 63 kg Actual average = (58 ├Ч 5 тАУ 48 тАУ 54 + 60 + 63)/5 = 62.2 kg

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