Question
A group of 30 boys and 40 girls took part in a History test. The average score of the boys was 87 points. While the average score of the girls was 80 points. What was the average score of all the pupils who participated in the test?
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A group of 30 boys and 40 girls took part in a History test. The average score of the boys was 87 points. While the average score of the girls was 80 points. What was the average score of all the pupils who participated in the test?