Respuesta :

Answer:

He has 1000 combination uses.

Step-by-step explanation:

   Number of ways a three digit PIN created by using 10 numbers from 0 to 9 will be 1000.

Possible ways to make a pin number:

  •   If a n-digit PIN number is to be created by using ten numbers

          from 0-9,

           First digit of three digit PIN number can be filled by any of 10

           numbers.

           So the number of ways by which the first space can be filled = 10

           Similarly. other two spaces of the PIN can be filled by 10 ways

           respectively.

           Hence, the total number of ways to form a n-digit PIN number

           = 10ⁿ

From the given question,

Number of 3 digit PIN number using 10 numbers from 0 to 10 will be,

Number of ways = 10³

                            = 1000

       Therefore, total number of ways a three digit PIN number can be created by using numbers from 0 to 9 will be 1000.

Learn more about the combinations here,

https://brainly.com/question/7941456?referrer=searchResults

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