(Solution Download) A witness to a hit and run told police that the license number of a hit and run car contained the...


A witness to a hit and run told police that the license number of a hit and run car contained the letters drt followed by 4 numbers, the first being 7 and the second being a 2. If the witness cannot recall the last two digits, but is certain that all the 4 digits were different.
1) the maximum amount of automobile registration numbers that the police may have to check2) if the witness claims that in her statement she had made a mistake and she now believe that the last two numbers were the same. What's the maximum number if automobile registrations the police may have to check

 







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