Mathematics · Averages
The average marks of the first 12 students in a class was 33, and the average marks of the next 8 students of the class was 45. What is the average marks of the class? (correct to one decimal place)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 137.8✓
- 246.5
- 338.7
- 445.6
Correct answer
37.8
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