Answer:
Class grade is 80%.
Step-by-step explanation:
Given:
Total marks scored on the assignment = 80
Maximum possible marks that can be scored = 100
So, class grade is given as:
[tex]\textrm{Grade}=\frac{80}{100}\times 100=80\%[/tex]
Class grade percentage is = 80%
Therefore, your class grade is 80%.