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Dennis_Churaev [7]
2 years ago
5

8. Three groups of 10 kids. The average weight of a kid in each

Mathematics
1 answer:
sammy [17]2 years ago
5 0

Answer: 385

Step-by-step explanation:

Mean the three groups of 10 kids=35

Total weight of 3 groups (10x35)=350

Mean weight of 3 groups and one boy  ( 35 + 350)=385

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