Mathematics, 23.02.2021 22:50 dondre54
The average weight of 18 girls in a class is 60kg and the average weight of 32 boys in the same class is 62 kg. what is the average weight of all the 50 students in that class?
Answers: 3
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The average weight of 18 girls in a class is 60kg and the average weight of 32 boys in the same clas...
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