Mathematics · Average
The average marks of 30 students in a mathematics test were found to be 55. However, it was later discovered that a mark of 72 was mistakenly recorded as 27, and another mark of 64 was mistakenly recorded as 46. What is the actual average score?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 155.5
- 260.2
- 363.4
- 457.1✓
Correct answer
57.1
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