Mathematics, 01.07.2019 10:30 mucciak2854

Amanda’s teacher calculates grades using a weighted average. she counts homework as 10%, quizzes as 15%, projects as 20%, tests as 40%, and the final exam as 15% of the final grade. going into the final, amanda has scores of 90 for homework, 75 for quizzes, 76 for projects, and 80 for tests. what grade does amanda need on the final exam if she wants to get an overall grade of at least an 80?

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