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JEE Main & Advanced Mathematics Probability Question Bank Self Evaluation Test - Probability-I

  • question_answer
    Two numbers are successively drawn from the set\[U=\{1,2,3,4,5,6,7,8\}\], the second being drawn without replacing the first. The number of elementary events in the sample is:

    A) 64

    B) 56

    C) 32

    D) 14

    Correct Answer: B

    Solution :

    [b] Required no. of elementary events \[{{=}^{8}}{{C}_{2}}\times 2!=56\]


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