QA (Percentage- Level : Average)
In a History examination, the average for the entire class was 80 marks. If 10% of the students scored 95 marks and 20% scored 90 marks, what was the average marks of the remaining students of the class?
1. 60
2. 72
3. 75
4. 85
In a History examination, the average for the entire class was 80 marks. If 10% of the students scored 95 marks and 20% scored 90 marks, what was the average marks of the remaining students of the class?
1. 60
2. 72
3. 75
4. 85
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