There are total 200 students in Class 7 or samp. IF 60 ape
girls. What is the part of the
girs? What is the? What is
the part of boys

Given,

total students =200

no. of girls =60

part of girls =?

part of boys =?

Now,

part of girls =60/200

=3/10

Again,

part of boys =200 --60

=140/200

=7/10

you spelled it wrong - it's obesity.   there is a lot of info on this topic on line.   just google some health articles.