In a class, the average score of girls in an examination is 73 and that of boys is 71. The average score for the whole class is 71.8. Find the percentage of girls.

In a class, the average score of girls in an examination is 73 and tha

1.	In a class, the average score of girls in an examination is 73 and that of boys is 71. The average score for the whole class is 71.8. Find the percentage of girls.
A.	40 %
B.	50 %
C.	55 %
D.	60 %
Answer» B. 50 %

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In a class, the average score of girls in an examination is 73 and that of boys is 71. The average score for the whole class is 71.8. Find the percentage of girls.

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