Question

in a village 30% people are women and 40% Are men and rest are children what is percentage of children in the village

Answer 1

100% will be total population
children+women+men=100%
children+30%+40%=100%
children+70%=100%
children=30%
I hope it helps you

Answer 2

The %age of children = 100-(%age of men) + (%age of women)
=100-(40) + (30)
=100-70
=30%
Hope this helps