Question
A group of 40 girls and 20 boys took part in a History competition. The average score of the girls was 78 points. While the average score of the boys was 57 points. What was the average score of all the pupils who participated in the competition?
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A group of 40 girls and 20 boys took part in a History competition. The average score of the girls was 78 points. While the average score of the boys was 57 points. What was the average score of all the pupils who participated in the competition?