Mathematics · Average
If the average marks of three classes of 75, 80, and 85 students are 75, 80, and 85 respectively, find the average marks of all the students combined. (Approximately)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 180.20✓
- 282.20
- 386.20
- 484.20
Correct answer
80.20
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