Johnston Ortega
06/28/2023 · Junior High School

Una compañía de telefonia móvil ofrece un plan con un pago fijo de \( \$ 175 \) mensuales y un costo adicional por minuto extra después de 5 minutos en llamadas a números frecuentes. Un cliente llamo en tres ocasiones durante el mes a su contacto registrado como número frecuente, sus llamadas fueron de 12,21 y 13 minutos y pagó \( \$ 265 \) sin usar otr servicio telefónico. ¿Cuál es el costo adicional por minuto que cobra la compañia?

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El costo adicional por minuto es aproximadamente \( \$ 2.20 \).

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