Question

in class 5B 45% of the students are boys and the rest are girls the total number of students 40 how many boys and how many girls are There in the class

Answer 1

45% of 40 = 45×40/100 = 18

so,
18 boys are in 5B

girls = total number of students-boys
= 40-18 = 22

boys = 18
girls = 22