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    Question

    The following table shows the marks obtained by five

    students in three subjects: What is the average marks obtained by all students in Mathematics?
    A 80 Correct Answer Incorrect Answer
    B 77 Correct Answer Incorrect Answer
    C 67 Correct Answer Incorrect Answer
    D 90 Correct Answer Incorrect Answer

    Solution

    ATQ, Total marks in Mathematics = 80 + 75 + 90 + 85 + 70 = 400 Average marks in Mathematics = Total marks / Number of students = 400 / 5 = 80

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