Emily has the following grades in his math class: Homework grades: 80, 100, 90, Quiz grades: 84, 90, 72, Test grades: 64,
72. If the teacher weights Homework at 10%, Quizzes at 25%, Tests at 45%, what is her current class average? Be careful
with this one, the categories do not sum to 100% because she has not taken her final exam yet.
60
72
75
82