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04-03-2017
Mathematics

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A 4-digit code is used to open a safe. The digits used are 0 through 9.
How many different possible codes are there?
Enter your answer as a number, like this: 42

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BismaNaeem BismaNaeem

04-03-2017

There are 10,000 possible values the digits 0 and 9 can be arranged as a 4-digit number.

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