Question
A group of 20 boys and 30 girls took part in a Science competition. The average score of the boys was 75 points. While the average score of the girls was 50 points. What was the average score of all the children who participated in the competition?
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A group of 20 boys and 30 girls took part in a Science competition. The average score of the boys was 75 points. While the average score of the girls was 50 points. What was the average score of all the children who participated in the competition?