Mathematics, 05.05.2020 10:57 sabrinaaz
On a piano achievement test, the final score is made up of 65% performance, 30% sight reading, and 5% written theory.
John earned an average score of 75 on performance, 90 on sight reading, and 100 on written theory.
What was John's final score for the piano achievement test?
Answers: 2
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On a piano achievement test, the final score is made up of 65% performance, 30% sight reading, and 5...
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