Question

Four numbers from the set 0 to 9, including 0 and 9, are used to create a personal identification number. Once a number is used, it cannot be reused. How many possible outcomes exist for the situation? How many possible outcomes begin with a 0? What is the theoretical probability of choosing a personal identification number that begins with a 0?

Answer 1

Answer:

1. 5,040

2. 504

3. 0.1

Step-by-step explanation:

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