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A pupil’s marks were wrongly entered as 83 instead of 63. Due to that the average marks for the class got increased by half the number of pupils in the class. The number of pupils in the class is _________. A. 10 B. 20 C. 40 D. 73

A pupil’s marks were wrongly entered as 83 instead of 63. Due to that the average marks for the class got increased by half the number of pupils in the class. The number of pupils in the class is _________.
A. 10
B. 20
C. 40
D. 73

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60796 Points
2 months ago
Our expert is working on this Class IX Maths answer. We will update the answer very soon.

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