Question:There are two sections A and B of a class, considering of 36 and 44 students respectively. If the average weight of section A is 40 kg and that of section B is 35 kg, find the average weight of the whole class.
Answer Total weight of (36 + 44) students =(36 x 40 +44 x 35) kg =2980 kg. `:.` Average weight of the whole class =`2980/80` kg =37.25 kg.
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There are two sections A and B of a class, considering of 36 and 44 students respectively. If the average weight of section A is 40 kg and that of section B is 35 kg, find the average weight of the whole class.