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History, 06.04.2021 15:40 igocrazy594

Laura tiene $3.000 para comprar algunos libros y manuales que le pidieron en la escuela de sus dos hijos que están en el mismo grado. El manual de Matemática le salió $285, cuatro libros de cuentos que le pidieron de Prácticas del Lenguaje le salió $138 cada uno y los manuales de Ciencias Naturales y Sociales se lo cobraron $790 los dos juntos. Le hicieron un descuento de $300 por comprar más de 5 libros. A ¿Cuánto dinero gastó Laura en total? B ¿Cuánto dinero gastó Laura por cada hijo? C ¿Le sobró dinero a Laura?

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