The average weight of 6 boys is 150 pounds and the 4 girls 120 What 10 children?

Here's how to calculate the average weight of all 10 children:

1. Find the total weight of the boys:

* 6 boys * 150 pounds/boy = 900 pounds

2. Find the total weight of the girls:

* 4 girls * 120 pounds/girl = 480 pounds

3. Find the total weight of all children:

* 900 pounds + 480 pounds = 1380 pounds

4. Calculate the average weight:

* 1380 pounds / 10 children = 138 pounds/child

Therefore, the average weight of all 10 children is 138 pounds.

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