Question
There are 5 girls and 9 boys.
The average height of the 5 girls is 146 cm.
The average height of 9 boys is 104 cm.
What is the average height of all the children?
2 m

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There are 5 girls and 9 boys.
The average height of the 5 girls is 146 cm.
The average height of 9 boys is 104 cm.
What is the average height of all the children?