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30 September, 10:43

A 3-digit security code can use the numbers 0-9. How many possible combinations are there if the numbers can be repeated?

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Answers (2)
  1. 30 September, 13:17
    0
    1200 possibilities sounds about right to me
  2. 30 September, 13:59
    0
    1000 possible combination

    0-9 = 10 numbers

    10*10*10=1000
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