Respuesta :

Answer:

she will use 900 ounces for 9 people

Step-by-step explanation:

Answer:

900 ounces

Step-by-step explanation:

you would take 300 and divide it by 3 because thats how many people were listed, then you would get 100 per person as a unit rate. Multiply 100 by 9 and you have your answer!