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10th Class Mathematics Probability Question Bank MCQs - Probability

  • question_answer
    A bag contains 4 red and 6 black balls. A ball is taken out of the bag at random. Find the probability of getting a black ball.

    A) \[\frac{2}{5}\]

    B) \[\frac{3}{5}\]

    C) \[\frac{4}{5}\]

    D) \[\frac{1}{5}\]

    Correct Answer: B

    Solution :

    [b] Number of favourable outcomes = 6 as there are 6 black balls.
    Number of all possible outcomes \[=4+6=10\].


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