At a school the number of boys : number of girls = 11 : 9. There are 124 more boys than girls. Work out the total number of students at the school

Question

asked Oct 21, 2021 144k views

2 Answers

Delki · Answer 1 · 2021-10-25T03:07:37+0000

Answer:

1240

Explanation:

the ratio is 11:9

let the number of girls be x, then the number of boys is x + 124

now

(x+124)/(x) = (11)/(9)

9x + 1116 = 11x

2x= 1116

x=558

so total number = x + (x+124) = 1240