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  3. JEE Main & Advanced

JEE Main & Advanced Sample Paper JEE Main Sample Paper-31

  • question_answer
    Number of distinct ways to arrange the characters in K E E N 2 2 5 such that there is a numeral at the end of the string, is

    A) 480

    B) 540

    C) 630

    D) 720

    Correct Answer: B

    Solution :

    \[\frac{6!}{2!2!}=180\]   \[\times \times \times \times \times \times 5\] \[\frac{6!}{2!}=360\]       \[\times \times \times \times \times \times 2\] \[180+360=540\]


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