The average (arithmetic mean) test score for all the students in a class is 79.6. If the

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The average (arithmetic mean) test score for all the students in a class is 79.6. If the average score of 16 boys in the class was 81, while that of n girls was 78, what is the value of n?
A) 14
B) 15
C) 16
D) 17

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The average (arithmetic mean) test score for all the students in a class is 79.6. If the

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Acing The New SAT Math

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