Mathematics · Averages
The average marks of a group of 30 students in a class reduces by 2 when a student who scored 90 marks leaves the class and a new student joins the class. Find the marks of the new student.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 160 marks
- 235 marks
- 330 marks✓
- 450 marks
Correct answer
30 marks
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