Multiple Choice Questions on The average score of class X is 83 The average score of class Y is 76 The average score of class Z i........... for CDS Exam Preparation

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Multiple Choice Questions

The average score of class X is 83 The average score of class Y is 76 The average score of class Z i...........

Quantitative Aptitude (CDS) Average
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    The average score of class X is 83. The average score of class Y is 76 The average score of class Z is 85 The average score of class X and Y is 79 And average score of class Y and Z is 81. What is the average score of X, Y and Z?

     81.5

    Incorrect Answer

    80.5

    Correct Answer

    79.0

    Incorrect Answer

    78.0

    Incorrect Answer
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    Explanation:

    Total score of class X = 83x
    Total score of class Y = 76y
    Total score of class Z = 85z
    According to question,

    By: Munesh Kumari
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