allyt79 allyt79

23-07-2020
Mathematics

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Respuesta :

Alfpfeu Alfpfeu

23-07-2020

Answer:

2000

Step-by-step explanation:

Hello,

A or C means 2 ways

and then a digit means 10 ways 0, 1, 2, 3, 4, 5, 6, 7, 8, 9

so in total we have 2*10*10*10 = 2000 possible codes

Hope this helps

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