Home / Arithmetic Aptitude / Probability :: Discussion

Discussion :: Probability

  1.  I forgot the last digit of a 7-digit telephone number. If 1 randomly dial the final 3 digits after correctly dialing the first four, then what is the chance of dialing the correct number?

  2. A.

    1/999

    B.

    1/1001

    C.

    1/1000

    D.

    4/1000

    View Answer

    Workspace

    Answer : Option C

    Explanation :

    NA


Be The First To Comment