Mathematics · Average
In a class, the highest marks scored were 67 and the lowest were 32. While calculating the average marks of the class, these two scores were erroneously written as 76 and 23 respectively. The actual average marks of the class will:
- 1Remain unchanged✓
- 2Decrease by 4.5
- 3Increase by 9
- 4Drop by 9
Correct answer
Remain unchanged
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