Answer:
His overall grade in the course was 0.81985 = 81.985%.
Step-by-step explanation:
The student's overall grade is his grade in each part of the class(exams, quizzes, homework, class participation) multiplied by the weight of the part.
So
Exams are worth 50% of the overral grade.
He earned an average score of 80.2% on the exams.
Quizzes are worth 25% of the overall grade.
He earned an average of 77.3% on the quizzes.
Homework is worth 20% of the overall grade
He earned an average of 87.8% on the homework assignments
Class participation is worth 5% of the overall grade
He earned an average of 100.0% on class participation.
What is this student’s overall grade in the course?
0.5*0.802 + 0.25*0.773 + 0.2*0.878 + 0.05*1 = 0.81985
His overall grade in the course was 0.81985 = 81.985%.