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Banking Sample Paper SBI Clerk Grade (Main) Sample Test Paper-3

  • question_answer
    Direction: What will come in place of question mark (?) in the following question? \[\frac{4230-1846}{16}={{(?)}^{2}}-20\]

    A)  \[13\]

    B)  \[\sqrt{13}\]

    C)  \[169\]

    D)  \[13\sqrt{13}\]

    E) \[{{(169)}^{2}}\]

    Correct Answer: A

    Solution :

          \[\frac{4230-1846}{16}={{?}^{2}}-20\] \[\Rightarrow \frac{2384}{16}={{?}^{2}}-20\]             \[\Rightarrow \,149+20={{?}^{2}}\]             \[\Rightarrow \,{{?}^{2}}=169={{13}^{2}}\] \[\therefore \,\,\,?=13\]   


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