New Register here for RBI, SEBI & NABARD strategy workshop! April 9 at 7 PM

    Question

    In an examination, there are three sections namely

    Reasoning, Math, and English. The reasoning part contains 7 questions. There are 4 questions in the math section and 7 questions in the English section. If three questions are selected randomly from the list of questions, then what is the probability that all of them are from reasoning?
    A 35/816 Correct Answer Incorrect Answer
    B 25/81 Correct Answer Incorrect Answer
    C 83/816 Correct Answer Incorrect Answer
    D 23/81 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Total no of questions= 18 number of reasoning questions=7 Probability = 7C3/18C3 = 35/816

    Practice Next

    Relevant for Exams: