Question
A group of 30 boys and 20 girls took part in a History quiz. The average score of the boys was 74 points. While the average score of the girls was 69 points. What was the average score of all the children who participated in the quiz?
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A group of 30 boys and 20 girls took part in a History quiz. The average score of the boys was 74 points. While the average score of the girls was 69 points. What was the average score of all the children who participated in the quiz?