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OpenStudy (anonymous):
Elliot has forgotten his locker combination. He knows that his three digit combination includes the digits 5, 6, and 7, but he does not remember the correct order. How many different 3 digit locker combination are possible using those three digits? List all possible combinations that Elliot may need to try before his locker will open.
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OpenStudy (anonymous):
3 * 2 * 1 = 6 567 576 657 675 756 765
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