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1 August, 06:38

A thief steals an ATM card and must randomly guess the correct 6 digit PIN code from a 4 key keypad. repetition of digits is allowed what is the probability of a correct guess on the first try? the number of possible codes is what?

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  1. 1 August, 06:40
    0
    4 key pad

    4^6 is the answer or 4096 ways

    1 in 4096 is the probablity that he gets it on the first try
  2. 1 August, 06:56
    0
    It could be a 1 out of 4096 guess that he can take inorder to get the code right
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