Math, asked by hoairwateramer8121, 11 months ago

The mean weight of 4student of a class is 32kg. If the weight of 3student is 28kg,36kg and 20kg, find the weight of fourth student

Answers

Answered by intelligent12347

4

Answer:

Mean weight of 4 students:32kg

Sum of mean of weights:32x4

128 kg

so sum of weights of 3 students=28+36+20= 84

So weight of fourth student=128-84= 44kg

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