In a particular class, exams are worth 50% of the overall grade, quizzes are worth 25% of the overall grade, homework is worth 20% of the overall grade, and class participation is worth 5% of the overall grade. A particular student has earned an average score of 80.2% on the exams, 77.3% on the quizzes, 87.8% on the homework assignments, and 100.0% on class participation. What is this student’s overall grade in the course?\

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%.

chad should not have included the values (1, 2) and (3, 6) because that would mean he only had half a healing card.

-7

step-by-step explanation:

x^2 + 18x + 74 = (x + 9)^2 - 81 + 74

= (x + 9)^2 - 7.

so q = -7.