8th Class Mathematics Squares and Square Roots Question Bank Square and Square Roots

  • question_answer 20) If \[\sqrt{1+\frac{25}{144}}=1+\frac{p}{12}\], then find the value of p for which this is satisfied.

    A)  3                                

    B)  1 

    C)  -1                               

    D)  2

    Correct Answer: B

    Solution :

    (b): \[1+\sqrt{\frac{25}{144}}=\sqrt{\frac{169}{144}}=\frac{13}{12}\] \[\Rightarrow \frac{13}{12}-1=\frac{1}{12}\] \[\Rightarrow \frac{1}{12}=\frac{p}{12}\Rightarrow p=1\]

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