Question 636696
in a certain class 40percent of the student are girls and 20 percent of the girls wear glasses.what percentage of the children in the class are girls who wear glasses?
ans:-
let there be 100 students
so no of girls=40
20% of girls=20%of40=20*40/100=8 wear glass
means 8 out of 100 students wear glass
i.e 8%students wear glass ans