SOLUTION: 1. The following table displays the number of children in a local town classified as normal weight, overweight and obese by year in school. Normal Weight Overweight Obese Total

Question 675981: 1. The following table displays the number of children in a local town classified as normal weight, overweight and obese by year in school.
Normal Weight Overweight Obese Total
Elementary 50 120 80 250
Middle 30 45 45 120
Junior High 50 50 40 140
High School 30 85 85 200
Total 160 300 250 710
A. What proportion of the children are obese?

B. What proportion of the elementary school children are overweight or obese?

C. What proportion of the normal weight children are in high school?

Answer by khv_maths(12) (Show Source): You can put this solution on YOUR website!
Normal
Weight Overweight
Obese Total
Elementary 50 120 80 250
Middle 30 45 45 120
Junior High 50 50 40 140
High School 30 85 85 200
Total 160 300 250 710
A. What proportion of the children are obese? .
there are 710 in total. So, = =
B. What proportion of the elementary school children are overweight or obese?
= =
C. What proportion of the normal weight children are in high school?
=
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