Question

In a school 7/20 come by bus and 3/8 by car and 3/30 walk to school and 3/8 on bikes .if the student coming in foot id 150 ,find the total no .of student

Answer 1

the fraction of the students coming by walking =3/30

let the total number of students be x

3x/30=150

x/10=150

x=1500