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in marissa calculus course, attendence counts for 10% of the grade, quizzes count for 10% of...

in marissa calculus course, attendence counts for 10% of the grade, quizzes count for 10% of the grade, exams count for 55% of the grade, and the final exam counts for 25% of the grade. marissa had a 100% average for attendance, 89% for quizzes, 86% for exams, and 81% on the final. determine Marissa's course average

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