A pupil's marks were wrongly entered as 83 instead of 63. Due to th – McqOptions

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1.	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 is :
A.	45
B.	40
C.	39
D.	37
Answer» C. 39

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