SOLUTION: On the first 6 quizzes of his math class, Luis got an average score of 78.
What does he need on the next quiz to have an overall average of 81?
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-> SOLUTION: On the first 6 quizzes of his math class, Luis got an average score of 78.
What does he need on the next quiz to have an overall average of 81?
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Question 804018: On the first 6 quizzes of his math class, Luis got an average score of 78.
What does he need on the next quiz to have an overall average of 81? Answer by richwmiller(17219) (Show Source):
