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A Store-It-All storage facility requires users to enter a four digit code, using numbers 0-9, to get through the gate. How many possible codes are there if the digits cannot be repeated?
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A Store-It-All storage facility requires users to enter a four digit code, using numbers 0-9, to get through the gate. How many possible codes are there if the digits cannot be repeated?

User Johnatan
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3.6k points

1 Answer

4 votes

Answer:

5040

Explanation:

10 x 9 x 8 x 7 = 5040

User Wmock
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