Multiple Choice Questions on Set A 2 5 6 9 11 and set B 4 5 7 8 9 find B A ........ for CDS Exam Preparation

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Multiple Choice Questions

Set A 2 5 6 9 11 and set B 4 5 7 8 9 find B A ........

Quantitative Aptitude (CDS) Set theory
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    Set A ={2,5,6,9,11} and set B={4,5,7,8,9} .find B-A?

    {4,7,8}
     

    Correct Answer

    {5,9}
     

    Incorrect Answer

    {2,6,11}
     

    Incorrect Answer

    None of these

    Incorrect Answer
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    Explanation:

    B-A set is all the elements which are only in B
     eliminate common element {4,7,8}

    By: bhavesh kumar singh
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