CLAT CLAT Solved Paper-2012

  • question_answer
    If the ratio of the areas of two squares is 25: 36, then the ratio of their perimeters is

    A)  5: 6                            

    B)  25: 36

    C)  6: 5                            

    D)  36: 25

    Correct Answer: A

    Solution :

    Ans.  Let side of two squares be \[{{a}_{1}}\] and \[{{a}_{2}}\]. Then,   \[\frac{a_{1}^{2}}{a_{2}^{2}}=\frac{25}{36}\]\[\frac{{{a}_{1}}}{{{a}_{2}}}=\frac{5}{6}\] \[\Rightarrow \]            \[\frac{4{{a}_{1}}}{4{{a}_{2}}}=\frac{4\times 5}{4\times 6}=\frac{5}{6}\] \[\therefore \]    Ratio of perimeters = 5: 6


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