10th Class Mathematics Probability Question Bank MCQs - Probability

  • question_answer
    Cards each marked with one of the numbers \[\text{4},\text{5},\text{6},.......\text{ 2}0\]are placed in a box and mixed thoroughly. One card is drawn at random from the box. What is the probability of getting an even prime number?    

    A) 0

    B) 1

    C) \[-1\]

    D) \[\frac{1}{2}\]

    Correct Answer: A

    Solution :

    [a] Number of favourable outcomes = 0 as the only even prime number is 2 which is not included in the given numbers.
    Number of all possible outcomes = 17.


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