A person while dialing a telephone number, forgets the last three d...

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A person while dialing a telephone number, forgets the last three digits of the number but remembers that exactly two of them are same. He dials the number randomly. The probability that he dialed the correct number, is equal to.
(A) \( \frac{1}{135} \)
(B) \( \frac{1}{27} \)
(C) \( \frac{1}{54} \)
(D) \( \frac{1}{270} \)
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