A. How many ways can you make a code of 3 digits if any number can be repeated?

asked Jan 18, 2022 69.6k views

19 votes

A. How many ways can you make a code of 3
digits if any number can be repeated?

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5 votes

1000 ways

First digit of codes: 10 choices (0-9)

Second digit of codes: 10 choices (0-9)

Third digit of codes: 10 choices (0-9)

10*10*10 = 1000

Shabinjo answered Jan 22, 2022

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