10% of the students in a class are girls. What fraction of the class are boys?
910
110
810
710
Percentage of girls = 10%
Therefore percentage of boys = 90%
Fraction of boys = 90100
= 910
In a class of 50 students ,710 students are girls , So the number of girls are
In a section A of a class having 45 students ,20 are girls .In section Bof the same class having 30students ,15 are girls .Which section has a smaller fraction of girls