Question
A group of 40 boys and 20 girls took part in a Science exam. The average score of the boys was 69 points. While the average score of the girls was 51 points. What was the average score of all the children who participated in the exam?
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A group of 40 boys and 20 girls took part in a Science exam. The average score of the boys was 69 points. While the average score of the girls was 51 points. What was the average score of all the children who participated in the exam?