Multiple Choice Questions on lsquo x rsquo varies inversely as square of lsquo y rsquo Given that y 2 for x 1 The value of lsquo........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

lsquo x rsquo varies inversely as square of lsquo y rsquo Given that y 2 for x 1 The value of lsquo...........

Quantitative Aptitude ( CCS) Number System
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    ‘x’ varies inversely as square of ‘y’. Given that y = 2 for x = 1. The value of ‘x’ for y = 6 will be equal to

    3

    Incorrect Answer

    9

    Incorrect Answer

    1/3

    Incorrect Answer

    1/9

    Correct Answer
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    Explanation:

    x=k/y2 
    (y=2) for (x=1) (Given)
    Therefore, 1=k/(2)2=>1=k/4
    k = 4
    Therefore, For y = 6
    x=4/(6)2=1/9

    By: MIRZA SADDAM HUSSAIN
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