in a class 40 students in an examination in mathematics four students scored 100 marks,six scored 0 marks and average of rest was 40.find the average of the whole class?
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the average of the whole class is 40.Hope this useful and please mark me as brainiest.
Aishu2003:
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The average of the class is 40.
Four got 100=400
Six got 0=0
Therefore total=400
For the average it's 400÷10=40
For the other 30 students average =4o
So average remains as 40!!
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