Math, asked by akashkumaryadav2993, 6 months ago

The mean length of 12 childrens' big finger is 3cm. The mean length of 9 adults' big finger is 15.4cm. What is the mean length (rounded to 2 DP) of these 21 people's big finger?

Answers

Answered by 6j9laharishetty

1

Answer:

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