Question

    Odd one out

    A 13 Correct Answer Incorrect Answer
    B 17 Correct Answer Incorrect Answer
    C 37 Correct Answer Incorrect Answer
    D 19 Correct Answer Incorrect Answer

    Solution

    Except option 4 in all other options if we reverse the digits then also they will remain prime number but if we reverse 19 then it will be 91, which is not a prime number

    Practice Next