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12 November, 07:39

A lock has four dials. On each dial are the digits 0 to 9. How many possible combinations are there?

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Answers (2)
  1. 12 November, 10:44
    0
    There are 9998 possible combinations
  2. 12 November, 10:46
    0
    Answer: there are 9999 possible combinations
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