Mathematics · Averages
There are 20 girls and 30 boys in a class, and their respective average marks are found to be 55 and 58. The average marks of the entire class are:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 156.8✓
- 256.7
- 356.6
- 456.5
Correct answer
56.8
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