The following table shows the distribution of BMI in children living in the US and European urban neighborhoods. The data are in millions.
Neighborhood norm weight overweight obese total
US 125 50 40 215
Europe 101 42 21 164
Total 226 92 61 379
If a child is selected at random, a What is the probability they are overweight? b. what is the probability that a child living in the US urban neighborhood is overweight?