What was gabriela mistral jobs in addition to being a poet?

Answer the question in spanish - use basic spanish im a beginner i do flvs! ¿qué hay en la escuela?

Achemist mixes 4 liters of one acid solution with 10 liters of a 40% solution, resulting in a 30% acid solution. what is the value of x, the acid concentration of the first solution

Si yo estuvaria en san sebastian yo en un balneario