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Mathematics, 16.12.2020 16:30 nolandh7940

En la ciudad de Cajamarca se a investigado que la probabilidad de Que los habitantes lean el periódico "el cajamarquino " es el 30%,el periódico "la voz de Cajamarca ,el 20%y ambos periódicos ,el 7%.Si se elige un habitante al azar ¿Cuál es la probabilidad de que lea alguno de los dos periódicos ?¿Cuál es la probabilidad que no lea ningun periódico ?

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