Mathematics, 22.10.2019 17:00 tiiiiffany

1. how many 5-digit zip codes can be formed if the first digit cannot be 0 or 1, and if not no digit can be repeated ?

2. how many ways can a president, vice president, treasurer and secretary be chosen for a committee of 9 people?

3. a standard die rolls 4 times. find p (four 2s).

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More questions: Mathematics Another questions

1. how many 5-digit zip codes can be formed if the first digit cannot be 0 or 1, and if not no digit can be repeated ? 2. how many ways can a president, vice president, treasurer and secretary be chosen for a committee of 9 people? 3. a standard die rolls 4 times. find p (four 2s).

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Another question on Mathematics

1. how many 5-digit zip codes can be formed if the first digit cannot be 0 or 1, and if not no digit can be repeated ?

2. how many ways can a president, vice president, treasurer and secretary be chosen for a committee of 9 people?

3. a standard die rolls 4 times. find p (four 2s).