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SSC Sample Paper SSC CGL - Sample Paper-15

  • question_answer
    How many 7 s immediately preceded by 3 but not immediately followed by 5 are there in the following series of numbers? \[\begin{align}   & \begin{array}{*{35}{l}}    5\text{  }3\text{  }7\text{  }5\text{  }1\text{  }3\text{  }7\text{  }4\text{  }3\text{  }7\text{  }3\text{  }7\text{  }5\text{  }5  \\    7\text{  }3\text{  }7\text{  }5\text{  }7\text{  }7\text{  }3\text{  }5\text{  }3\text{  }7\text{  }5\text{  }3\text{  }7\text{  }5  \\ \end{array} \\  & 5\text{  }7\text{  }3\text{  }7\text{  }3 \\ \end{align}\]

    A) 2                     

    B) 3

    C) 4                                 

    D) 5

    Correct Answer: A

    Solution :

    The required region is the one which is common to the rectangle, circle and square but is outside the triangle i.e., 2.


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