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A thief steals an ATM card and must randomly guess the correct three​-digit pin code from a 8​-key keypad. Repetition of digits is allowed. What is the probability of a correct guess on the first​ try?
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A thief steals an ATM card and must randomly guess the correct three​-digit pin code from a 8​-key keypad. Repetition of digits is allowed. What is the probability of a correct guess on the first​ try?

User Greig
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4 votes

Answer:


\frac{1}{ {8}^(3) }

User Hqt
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