Guide :High School

Elijah forgot his pass code for a certain website. He knows it is made up of 3 digits and no digit can be repeated. If he randomly chooses 3 different

Elijah forgot his pass code for a certain website. He knows it is made up of 3 digits and no digit can be repeated. If he randomly chooses 3 different digits, what is the probability that he chooses h
The answer would be 1/720 if you are allowed to start the password with 0 which I believe is allowed since if that wasn't allowed the answer would be 1/648 which isn't an option ...

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