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Mathematics, 25.03.2020 16:41 stgsry4003

The mean weight for 5 friends is 56.6kg . if 2 more people weighting 62 and 64.5kg join them , what will be their new mean weight

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The mean weight for 5 friends is 56.6kg . if 2 more people weighting 62 and 64.5kg join them , what...
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