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For a 3 digit code with distinct numbers. (0-9) How many combinations to get the code...

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Statistics

For a 3 digit code with distinct numbers. (0-9)

How many combinations to get the code (max)?

How many combinations if you remember the middle number is1?

Answer & Explanation Solved by verified expert
4.0 Ratings (613 Votes)
A 3 digit code is formed with distinct numbers from 0 to 9 Now from 0 to 9 there are 10 digits So the first digit of the code can have 10 digits anything from 0 to 9 so the first digit can be written in 10 ways Now for any of these choices the second digit    See Answer
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