A Batch Of 60 Students Made An Average Score Of 50 Marks And Another Batch Of 40 Students Made It Only 45. What Is The Overall Average Score? (2023)

1. In an examination a batch of 60 students made an ... - Careers360

In an examination a batch of 60 students made an average score of 55 marks and another batch of 40 students made 45. what is the overall average score?

GIven: The average marks scored by 60 students is 55. It was found that their marks were wrongly entered as 6, 6 and 3 instead of 96, 60 and 39 respectively.
GIven: The average marks scored by 60 students is 55. It was found that their marks were wrongly entered as 6, 6 and 3 instead of 96, 60 and 39 respectively.

Complete step-by-step answer: The average marks of 55, 60 and 45 students respectively is 50, 55, and 60, thus their total marks will be given by \[55 ...
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If the average marks of three batches of 55, 60 and 45 students respectively is 50, 55, and 60, then the average marks of all the students isA.53.33B.54.68C.55D.None of these. Ans: Hint: First we will find the total marks scored by each student in ea...

A/55 = 50 => A= 2750 ( These are the Total marks of each batch of students ). B/60 = 55 => B= 3300 ( These are the Total marks of each batch of students ). C/45 ...
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