Mathematics · Averages
When a student in Section A who scored 100 marks in a subject is exchanged for a student in Section B who scored 0 marks, the average marks of Section A falls by 4, while that of Section B increases by 5. Which of the following statements is tr ue?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The relative number of students in the sections cannot be determined from the data.
- 2Section B has 5 more students than Section A.
- 3Section A has 5 more students than Section B.✓
- 4Section A has the same number of students as Section B.
Correct answer
Section A has 5 more students than Section B.
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