Question

Students in a school are asked to pick either football, rugby or tennis to play in their lesson.

The number of students who picked football and rugby are in the ratio of 5:4
The number of students who picked rugby and tennis are in the ratio of 12:25

125 students picked tennis.Work out how many students picked football.

Answer 1

Explanation:

let x be rubgy liked let y football liked

x/125=12/25

ansx=60

again

y/60=5/4

ans y=75

football liked students are 75