Mathematics, 15.12.2020 03:10 123hhh

The mean mass of 5 boys is 62 kg. When the mass of a boy is excluded, the mean mass of the remaining 4 boys becomes 64 kg. Find the mass of the boy that has been excluded

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The mean mass of 5 boys is 62 kg. When the mass of a boy is excluded, the mean mass of the remaining...

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