Multiple Choice Questions on Simplify the given equation 30 15 3 20 5 3 30 15 20 5 ........ for CDS Exam Preparation

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Multiple Choice Questions

Simplify the given equation 30 15 3 20 5 3 30 15 20 5 ........

Quantitative Aptitude (CDS) Simplification
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    Simplify the given equation ((30-15) ^3  +(20+5) ^3 ) /(30-15) (20+5) 

    24

    Incorrect Answer

    52

    Incorrect Answer

    56.33

    Incorrect Answer

    57.33

    Correct Answer
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    Explanation:

    ((30-15) ^3  +(20+5) ^3 ) /(30-15) (20+5)
    =(30-15) ^2  /(20+5)+(20+5) ^2  /(30-15) 
    =(900+225-900) /25  +(400 +25+300) /15
    =9 +725/15
    =9 +48.33
    =57.33

    By: bhavesh kumar singh
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