Question

if you have an 84% in a class and you get 100% on an assignment that’s worth 20% of your overall grade, what is your new grade?

Answer 1

Explanation:

The 84 represents 80% of your grade and the 100 is 20 percent :

84 * 80% + 100 * 20% =

84 (.8) + 100(.2) = 87.2 %