SOLUTION: The average of a class with 30 students is 40. One of students marks was imprinted as 25 instead of 35 then what will be the average of the class?

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Question 769585: The average of a class with 30 students is 40. One of students marks was imprinted as 25 instead of 35 then what will be the average of the class?
Answer by solver91311(24713) About Me  (Show Source):
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If the average of 30 scores is 40, then the sum of the scores is 30 times 40. So what is the average if the sum is 10 points less?

John

My calculator said it, I believe it, that settles it
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