mathematics question please tell me now who will give correct answer I will mark as brainlist.
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D none of the above its right answer please mark me as brilliant
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B
Because average means sum of weight / total number of students
A works but it is not a must that every student should be 40 kg exactly.
C does not work at all cause the average will be lesser than 40 if the weight of everyone is lesser than 40 kg.
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