Math Problem Statement
Katherine earned 84, 92, 84, 75, and 70 on her first 5 tests. What is the minimum grade Katherine needs to earn on the next test to have a mean of 84?
Solution
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Math Problem Analysis
Mathematical Concepts
Mean
Arithmetic operations
Equations
Formulas
Mean formula: sum of values / number of values
Theorems
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Suitable Grade Level
Grades 7-9
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