Question

in a school 58% of total number of the students are boy if the number of girls is 840 how many student there in the class

Answer 1

42/100*(total no. so students)=840

total no of students are 2000

no. of boys are 1160

Answer 2

Answer:

2000

Step-by-step explanation:

since the no of boys is 58% of the total boys, then the no of girls is 42 %.

so,

let 'x' the total no of students

42/100*x=840

x= 840*100/42

x=20*100

x=2000