Question

There are 42 students in a class
and5/7of the students are boys how many girls are there in the class?

Answer 1

no.of girls=total students -no.of boys

=42-5/7 of 42

=42-30

=12

Answer 2

Hello !!


Total number of students in a class = 42


Number of boys = 5/7 × 42 = ( 5 × 6 ) = 30 students.


Number of girls = Total number of students - Number of boys = 42-30 = 12.