JEE Main & Advanced Mathematics Probability Question Bank Definition of probability

  • question_answer
    There are two childrens in a family. The probability that both of them are boys is

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

    B)                 \[\frac{1}{3}\]

    C)                 \[\frac{1}{4}\]       

    D)                 None of these

    Correct Answer: C

    Solution :

                    To be both boys the probability \[=\left( \frac{1}{2} \right)\text{ }\left( \frac{1}{2} \right)=\frac{1}{4}.\]


You need to login to perform this action.
You will be redirected in 3 sec spinner