Question:
The average English score of a group of 12 pupils are 78. When 3 pupils left the group, the average score of the remaining pupils became 82. What was the total English score of the 3 pupils who left?
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The average English score of a group of 12 pupils are 78. When 3 pupils left the group, the average score of the remaining pupils became 82. What was the total English score of the 3 pupils who left?