ЁЯУв Too many exams? DonтАЩt know which one suits you best? Book Your Free Expert ЁЯСЙ call Now!


    тЪб Month End Offer - Flat 52% Off On All Courses! Enroll Now тЪб
    00:00:00 AM Left

    Question

    12 Marbles and 12 balls are kept in a box. If 4 items

    are chosen at random, Find the probability that 2 is a marble and another 2 is ball
    A 13/36 Correct Answer Incorrect Answer
    B 55/484 Correct Answer Incorrect Answer
    C 55/584 Correct Answer Incorrect Answer
    D 47/384 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Total probability = 12C4 = 495 Probability that 2 is marble and another 2 is ball = 12C2 ├Ч 12C2 = 4356 probability = 495/4356 = 55/484

    Practice Next
    More Probability Questions
    ask-question