how do you calculate an average?
the student had 3 missed homework assignments which is -5 points each, the quiz grades were 98, 100, and 83, and the test grades were 92, 100, and 73. The quarter test was a 97. The quarter test can replace one low test grade. The tests count 3 times each and the quizes count 1 time each. The quarter test counts as a test. The average of the tests and quizzes make up 75% of the grade and homework makes up 25%. How do I calculate this students average?
