Answer:
Gabriela Mistral works as a humanitarian for days.
Step-by-step explanation:
Gabriela Mistral was a poet, diplomat, teacher and humanitarian such that each week she worked a certain amount of days as a poet diplomat teacher and humanitarian.
Ratio is
Let denotes total number of days Gabriela Mistral work.
As she works 12 days as a teacher,
Total number of days
So,
she works as a humanitarian for days.