Mcdonald Reeves
12/02/2023 · Middle School

10. Carlos quiere camblar la contraseña de su computador. Esta debe ser de cuatro digitos diferentes, entre el 0 y el 9 , ambos inclusive. ¿Cuántas contraseñas que terminen en 5 se pueden formar? a) 72 contraseñas. b) 504 contraseñas. c) 720 contraseñas. d) 3.024 contraseñas. e) 5.040 contraseñas.

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Se pueden formar 504 contraseñas que terminan en 5.

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